Mainstream dictionaries already define genocide as intentionally destroying a national, ethnic, racial, or religious group “by killing people or by other methods,” not just by immediate mass slaughter. That clearly includes policies that systematically make a whole group die much earlier than they otherwise would, through both direct killing and the imposition of lethal conditions of life. The 1948 UN Genocide Convention makes this explicit in legal form: genocide includes “deliberately inflicting on the group conditions of life calculated to bring about its physical destruction in whole or in part.”

 The English word understand has a surprisingly non-literal history.

Proto-Germanic Origin

Understand comes from the Proto-Germanic verb reconstructed as:

*understandaną

This verb is composed of two parts:

1. *under- — “among,” “between,” “in the midst of”
2. *standaną — “to stand”

So the original sense was likely:

“to stand among,” “to stand in the midst of,” or “to be close to something.”

This conveyed the idea of being in a position to grasp or be familiar with something.

Old English

In Old English, the word was understandan, which meant:

• to comprehend
• to grasp mentally
• to know
• to perceive

By this stage, the meaning was already essentially the same as today.

Why “under” Does Not Mean “Beneath”

In modern English, “under” usually means “below,” but in older Germanic languages it could also mean:

• among
• between
• in the presence of

So understand did not originally mean “stand beneath.”

Instead, it was closer to:

“stand among the facts” or “stand in the midst of an idea.”

Related Words in Other Germanic Languages

Many Germanic languages preserve the same construction:

• German language: verstehen (different prefix, same meaning)
• Dutch language: verstaan
• Swedish language: förstå
• Danish language: forstå

These cognates show that the concept of “standing in relation to” something became the standard Germanic metaphor for comprehension.

Deeper Indo-European Roots

The component stand comes from the Proto-Indo-European root:

*steh₂- — “to stand, set, place”

This root also gave English words like:

• stand
• state
• stable
• status
• institute
• circumstance (“standing around”)

The prefix under comes from Proto-Indo-European:

*n̥dʰer- — “under, among, below.”

Conceptual Meaning

The ancient metaphor seems to be:

To understand something is to take a stable position within it.

Rather than observing from outside, you “stand among” the parts and see how they fit together.

Summary

Understand ultimately means:

“to stand among or in the midst of something.”

Over time, this became the metaphorical sense:

“to mentally grasp” or “comprehend.”

So when you understand an idea, you are figuratively standing within it, seeing its structure from the inside.

 Yes, there is meaningful empirical and theoretical support for the idea that humans evolved in social environments that provided more continuous co-regulation than many people experience in modern industrial societies. However, the evidence is indirect rather than a simple head-to-head experiment comparing "tribal life" with contemporary life.

What Is Co-Regulation?

Co-regulation refers to the way our nervous systems stabilize each other through:

• Physical proximity
• Touch
• Shared attention
• Synchronous movement
• Emotional attunement
• Reliable mutual support

Examples include a parent calming a child, partners soothing each other, or a trusted group reducing vigilance.

Modern neuroscience frameworks such as Social Baseline Theory and Social Allostasis argue that the human brain expects social support as part of normal regulation rather than treating it as an optional extra.

Social Baseline Theory

Developed by researchers including James A. Coan, Social Baseline Theory proposes that:

• The brain assumes access to supportive relationships.
• Social proximity reduces perceived threat.
• Shared regulation lowers metabolic and cognitive costs.

One famous study found that people anticipating electric shock showed reduced threat-related brain activation when holding the hand of a trusted partner.

This suggests that human physiology is designed to outsource part of emotion regulation to others.

Why Hunter-Gatherer Contexts May Have Provided More Co-Regulation

Many ethnographic hunter-gatherer societies featured:

• Near-constant contact with kin and familiar others.
• Frequent touch and shared sleeping.
• Cooperative childcare (alloparenting).
• High levels of face-to-face interaction.
• Collective rituals involving music and dance.
• Egalitarian norms that constrained dominance.

Examples include the Hadza, Ju/'hoansi, and Ache.

These conditions are well suited to frequent nervous system synchronization.

Evidence From Hunter-Gatherer Childcare

Anthropologists such as Sarah Blaffer Hrdy argue in Mothers and Others that humans evolved as cooperative breeders.

Human infants historically:

• Were held for much of the day.
• Received care from multiple adults.
• Had frequent skin-to-skin contact.
• Experienced rapid responses to distress.

This pattern likely promoted secure attachment and robust physiological regulation.

Physiological Effects of Social Support

Across many studies, strong social support is associated with:

• Lower cortisol.
• Higher vagal tone.
• Better immune function.
• Faster stress recovery.
• Lower allostatic load.

Chronic social isolation and socioeconomic adversity are associated with higher cumulative physiological burden.

Modern Environments Often Reduce Regulatory Inputs

Compared with small-scale societies, many people in industrial settings experience:

• Nuclear rather than extended family living.
• Less physical touch.
• More time alone.
• Greater residential mobility.
• Work and economic insecurity.
• Digital rather than embodied interaction.

These conditions can increase the amount of self-regulation individuals must perform alone.

Evidence From Mental Health and Loneliness Research

Loneliness predicts:

• Increased mortality risk.
• Greater inflammation.
• Higher stress hormone levels.
• Poorer sleep.

Researchers such as Julianne Holt-Lunstad have shown that social connection is a major determinant of health.

Cross-Cultural Caveats

Hunter-gatherer societies were not universally tranquil:

• Conflict and social tensions existed.
• Resources could be scarce.
• Some groups were highly mobile and uncertain.

Also, contemporary hunter-gatherers live under pressures from states, markets, and displacement, so they are not pristine windows into the past.

Strongest Conclusion Supported by Evidence

The best-supported statement is:

Human neurobiology evolved expecting dense, reliable, embodied social relationships that distribute the burden of stress regulation. Many modern social arrangements provide less of this support, which likely contributes to greater physiological and psychological strain.

That does not mean every hunter-gatherer group was calmer than modern life, but it does suggest that chronic social isolation and excessive individualism are somewhat mismatched with evolved human expectations.

Related Concepts

• Attachment Theory
• Polyvagal Theory
• Social Baseline Theory
• Cooperative Breeding
• Allostatic Load
• Collective Effervescence

Short Answer

Yes. There is substantial indirect evidence that humans evolved in highly socially embedded environments that offered continuous co-regulation through touch, shared childcare, close kin networks, and communal rituals. Modern industrial societies often reduce these regulatory supports, and research links weaker social connection to higher stress and worse health outcomes. The hypothesis is well supported conceptually and by converging evidence, though it cannot be tested directly with simple historical comparisons.

Can you elaborate on this

Yes. One of the most important features of many hunter-gatherer societies is that a person's worth was not measured solely by their immediate productivity. If someone became ill, injured, bereaved, or emotionally overwhelmed, the group usually treated that as a collective concern rather than an individual failure.

Why This Was Adaptive

In small foraging bands, everyone was vulnerable. A skilled hunter could break a leg. A gatherer could become sick. A parent could lose a child. Because misfortune was inevitable and could happen to anyone, systems of mutual support increased the odds that the whole group would survive over time.

Anthropologists often describe this as a form of risk pooling: people share resources and labor because they know they may need help themselves later.

Strong Interdependence

In many societies, food was shared widely regardless of who procured it. Among groups such as the Hadza and the Ju/'hoansi, a successful hunter did not simply keep all the meat. Sharing was expected, and social norms discouraged boasting or hoarding.

This meant that temporary inability to work did not automatically lead to deprivation.

Contribution Included More Than Physical Labor

People contributed in many ways:

• Childcare
• Teaching
• Tool repair
• Knowledge of plants and animals
• Storytelling and oral history
• Mediation and conflict resolution

An injured elder who could no longer hunt might still be highly valued for knowledge and social guidance.

Emotional Hardship Was Socially Recognized

Grief and psychological distress were often acknowledged as real impediments to normal functioning. Rituals, communal mourning, and close kin support helped individuals recover.

While cultural interpretations differed, many small-scale societies recognized that people sometimes needed time and compassion rather than pressure.

Groups generally distinguished between:

• Someone who could not contribute for legitimate reasons.
• Someone who persistently refused to contribute despite being able.

The first usually received support. The second was more likely to face criticism, teasing, or reduced reciprocity.

Why Compassion Was Rational

Because band sizes were small, maintaining social cohesion was crucial. Abandoning members too quickly would:

• Reduce group size and resilience.
• Damage trust.
• Increase fear that anyone could be discarded after bad luck.

A reputation for helping others created a stronger and more stable community.

Limits to Tolerance

Support was not unlimited. If someone's behavior repeatedly endangered others, especially through violence or chronic exploitation, tolerance could erode. But incapacity itself was rarely treated as moral failure.

Anthropological Implication

Many researchers argue that humans evolved in environments where survival depended on cooperative solicitude. Our expectations of sympathy during illness, injury, and grief likely reflect this deep evolutionary history.

In Practical Terms

If a hunter broke his leg:

• Others would bring food.
• Family members would help with daily tasks.
• He would remain part of the group.

If a mother was grieving:

• Relatives might assume more childcare and provisioning duties.

Short Answer

In many hunter-gatherer societies, people who were temporarily unable to work due to illness, injury, grief, or emotional hardship were typically supported rather than punished. Mutual aid was both compassionate and practical, because everyone depended on one another and anyone could need help eventually.

 Response 1

Using the (admittedly simplified and scientifically contested) triune brain model proposed by Paul D. MacLean, McGilchrist’s ideas can be reframed as a problem of imbalance between three layers of mind.

The Triune Brain Model

The model divides the brain into three evolutionary layers:

1. Reptilian brain — brainstem and basal ganglia; governs survival, habit, territoriality, and routine.
2. Limbic system — emotion, attachment, and social bonding.
3. Neocortex — abstraction, language, planning, and reasoning.

Modern neuroscience considers this model metaphorical rather than anatomically precise, but it remains a useful way to think about competing tendencies.

Mapping McGilchrist onto the Triune Brain

McGilchrist’s concern could be expressed like this:

• The left hemisphere neocortex has become highly effective at serving the goals of the reptilian brain.
• Rational thought is recruited to optimize survival, status, and control.
• The emotional and relational capacities of the limbic system are bypassed or subordinated.
• The right hemisphere’s contextual and empathic mode is weakened.

So instead of:

Survival → Relationship → Wisdom

we get:

Survival → Calculation → More Survival

The Reptilian–Left Hemisphere Alliance

In this framing:

Reptilian Brain Wants

• Safety
• Territory
• Dominance
• Predictability

Left Hemisphere Provides

• Categorization
• Analysis
• Measurement
• Strategic control

Together they create a powerful feedback loop:

“How do I maximize security, resources, and status?”

This can produce societies that are efficient and technologically sophisticated, yet emotionally detached and morally desensitized.

What Gets Lost

The capacities most associated with compassion and moral responsiveness are diminished:

Limbic System

• Empathy
• Attachment
• Emotional resonance

Right Hemisphere

• Holistic perception
• Context sensitivity
• Appreciation of uniqueness
• Direct encounter with reality

Without these, suffering may be understood intellectually but not felt deeply.

Injustice Becomes Abstract

Within this pattern, injustice is treated as:

• A statistic
• A policy variable
• A market externality
• A talking point

rather than as concrete human suffering.

A Compact Formula

You could summarize the dynamic as:

The calculating mind becomes an instrument of the survival mind, while the relational and integrative capacities that ground compassion are marginalized.

Or more simply:

Intelligence serves instinct, rather than wisdom guiding instinct.

A Developmental Perspective

A healthier order might look like:

1. Reptilian systems provide stability.
2. Limbic systems connect us to others.
3. Cortical systems reflect and plan.
4. Right-hemisphere integration situates all of this within a meaningful whole.

Then thought serves relationship rather than mere survival.

In McGilchrist’s Spirit

The ideal is not suppression of survival instincts or analytical reasoning, but their integration into a broader mode of attention that recognizes that other beings are not objects to manage but realities with intrinsic value.

One-Sentence Reframe

Modern culture often harnesses sophisticated cognition to satisfy ancient survival drives, while neglecting the emotional and perceptual capacities that allow us to experience connection, compassion, and moral urgency.

Response 2

Using the Triune Brain framework, you could reinterpret McGilchrist’s concerns as a kind of imbalance between three layers of human functioning:

1. the reptilian brain (survival, control, habit)
2. the limbic system (emotion, attachment, empathy)
3. the neocortex (abstract thought, language, planning)

Although modern neuroscience treats the triune brain model as oversimplified, it still works metaphorically.

A McGilchrist-Inspired Triune Interpretation

You might frame it like this:

Modern society increasingly fuses the calculating powers of the neocortex with the defensive drives of the reptilian brain, while bypassing the limbic capacities for empathy, attachment, and emotional resonance.

Or more simply:

We have become highly intelligent in the service of survival instincts, but emotionally and spiritually underdeveloped.

That captures much of the feeling you were describing.

How the Layers Interact

Reptilian Layer

This governs:

• territoriality
• dominance
• routine
• threat detection
• resource acquisition
• compulsive control

In your framing, this is the “lizard brain” being constantly fed:

• optimization
• status anxiety
• consumption
• competition
• self-protection

A culture built around perpetual scarcity and performance keeps this system activated.

---

Neocortical Layer

The cortex gives enormous power to:

• analysis
• abstraction
• technological control
• strategic planning
• categorization

The danger is not intellect itself, but intellect becoming subordinate to survival drives.

So instead of wisdom, intelligence becomes:

• optimization machinery
• rationalized greed
• bureaucratic detachment
• systems management

This aligns strongly with McGilchrist’s critique of left-hemisphere dominance:

• abstraction detached from lived reality
• manipulation replacing participation
• efficiency replacing meaning

---

Limbic Layer

The limbic system is associated with:

• attachment
• emotional attunement
• bonding
• grief
• compassion
• care

In your interpretation, this layer becomes culturally weakened or suppressed.

So people may:

• understand suffering intellectually
• discuss injustice fluently
• analyze systems endlessly

…but not feel deeply connected enough to act with conviction.

That is close to what you meant by not becoming “heated” by injustice.

A Concise Reformulation

Here’s a tighter synthesis:

The modern mind combines neocortical intelligence with reptilian self-interest while neglecting the limbic foundations of compassion and shared humanity.

Or:

We have evolved extraordinary tools for calculation without equally cultivating the emotional capacities that make moral life possible.

Where McGilchrist Fits

McGilchrist himself would probably resist reducing his theory entirely to brain layers because:

• he focuses on modes of attention, not evolutionary modules
• he rejects overly mechanistic neuroscience
• he sees consciousness and relationship as primary

But there is a meaningful overlap:

McGilchrist	Triune reinterpretation
Left hemisphere dominance	Cortex serving control instincts
Narrow abstraction	Instrumental cognition
Loss of embodied relation	Limbic/emotional attenuation
Need for reconnection	Reintegration of emotional and relational capacities

One Important Caution

The triune brain model is no longer considered literally accurate neuroscience. The brain did not evolve in three neatly stacked stages, and emotion/reason are deeply intertwined biologically.

But as a philosophical metaphor, it remains powerful because it captures a recognizable human tension:

• survival
• feeling
• reflection

—and the danger of one dominating the others.

A final reframing might be:

Civilization has amplified our capacity to calculate and compete faster than our capacity to empathize and belong. The result is a culture that is technologically sophisticated but emotionally malnourished.

Yes, that is very much in line with the central argument of Iain McGilchrist, especially in his books The Master and His Emissary and The Matter with Things.

McGilchrist’s Core Thesis

McGilchrist argues that the two cerebral hemispheres attend to the world in fundamentally different ways:

• The left hemisphere tends to focus on what is narrow, abstract, predictable, and controllable.
• The right hemisphere is more open to context, relationships, embodied experience, and living reality.

He is careful to say this is not a simplistic “logic vs emotion” distinction. Both hemispheres are essential, but they serve different modes of engaging with the world.

His concern is that modern Western society increasingly privileges the left hemisphere’s mode of attention.

What Happens When the Left Hemisphere Dominates?

According to McGilchrist, when this mode becomes culturally dominant, several things happen:

1. Reality Becomes a Resource

Instead of encountering the world as something intrinsically meaningful, we treat it as raw material to be measured, exploited, and optimized.

2. People Become Functions

Human beings are reduced to categories, data points, and economic roles.

3. Moral Outrage Diminishes

If everything is viewed as an abstract system, there is less spontaneous emotional response to injustice.

4. Constant Instrumental Thinking

Attention is directed toward calculation, control, productivity, and self-preservation.

This resembles what you describe as “feeding the reptilian brain”: remaining trapped in cycles of threat detection, acquisition, and competition.

Compassion and the Right Hemisphere

McGilchrist associates compassion with right-hemisphere capacities:

• Seeing others as whole persons
• Sensitivity to nuance and context
• Emotional resonance
• Recognition of interconnectedness
• Appreciation of beauty and sacredness

Compassion arises not from applying a rule, but from directly perceiving another being as real.

Why We May Not Feel Properly “Heated” by Injustice

McGilchrist suggests that excessive abstraction can dull moral responsiveness.

When suffering is encountered as a statistic or concept rather than as lived reality, outrage and compassion are weakened. One can become informed and analytical without being deeply moved.

In his view, healthy moral passion depends on right-hemisphere engagement with the concrete reality of what is happening.

The “Lizard Brain” Question

The term “reptilian brain” usually refers to older neural systems involved in survival and threat responses.

McGilchrist does not frame the issue as being dominated by primitive brain structures. Rather, he argues that the left hemisphere often allies with control-oriented, defensive tendencies and becomes disconnected from the broader, relational perspective of the right hemisphere.

So the problem is not simply instinct, but a narrowed style of consciousness that reinforces self-protection and manipulation.

Can This Be Changed?

McGilchrist is emphatically not deterministic. He believes individuals and cultures can restore balance.

Through practices that strengthen the kind of attention that supports empathy and wisdom.

Your Summary in McGilchrist’s Terms

A McGilchrist-inspired reformulation of your thought would be:

Our culture and social order increasingly favors a mode of attention that abstracts and controls rather than participates and relates. As a result, we become less compassionate, less morally alive to injustice, and more absorbed in self-preserving calculation.

That captures a substantial part of his diagnosis.

Important Nuance

McGilchrist does not argue that the left hemisphere is bad. Its capacities are indispensable. The problem arises when the “emissary” usurps the “master”: when the map is mistaken for reality, and abstraction displaces lived experience.

Related Thinkers

His work resonates with themes from:

• Martin Buber (“I–Thou” relationships)
• Hannah Arendt (thoughtlessness and bureaucracy)
• Max Weber (instrumental rationality)
• Simone Weil (attention as love)
• Charles Taylor (the buffered self)

Bottom Line

Yes. McGilchrist would likely agree that when one mode of attention becomes dominant, we can lose the capacity to encounter the world compassionately and to feel injustice in a vivid, personal way. We become increasingly focused on control, efficiency, and self-interest, while our sense of connection and moral immediacy diminishes.