---
title: "Meaning & Key Takeaway of: The rule of thumb based into the brain by…"
description: "\"The rule of thumb based into the brain by natural selection would not have been, Be nice to your kin and be nice to potential reciprocators. It would h..."
image: "https://sms4smile.com/quotes/i/d73/richard-dawkins-115_being-nice_the-rule-of-thumb-based-into-the-brain-b_2456367.jpg"
---

#  The rule of thumb based into the brain by natural…

![“The rule of thumb based into the brain by natural selection would not have been, Be nice to your kin and be nice to potential reciprocators. It would have been, Be nice to everybody, because everybody would have been included.” quote by Richard Dawkins](https://sms4smile.com/quotes/i/d73/richard-dawkins-115_being-nice_the-rule-of-thumb-based-into-the-brain-b_2456367.jpg)   [Download](https://sms4smile.com/quotes/i/d73/richard-dawkins-115_being-nice_the-rule-of-thumb-based-into-the-brain-b_2456367.jpg) [Open image](https://sms4smile.com/quotes/i/d73/richard-dawkins-115_being-nice_the-rule-of-thumb-based-into-the-brain-b_2456367.jpg)

> “The rule of thumb based into the brain by natural selection would not have been, Be nice to your kin and be nice to potential reciprocators. It would have been, Be nice to everybody, because everybody would have been included.”

[Richard Dawkins](https://sms4smile.com/quotes/author/richard-dawkins/)

## About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Natural selection favors reciprocal altruism, but broader kindness may emerge from inclusive social norms.

**In simple terms:** Altruism evolves, yet universal kindness is beneficial.

Key Takeaway

Promote inclusive cooperation beyond kin.

Themes

evolutionary biology ethics social behavior reciprocity

Mood

analytical inquisitive

Type

scientific philosophical

When to use this quote

- teamwork
- community building
- conflict resolution
- policy design

Key Concepts

Kin selection reciprocal altruism inclusive fitness

Questions to Reflect On

- Can moral education override selfish instincts?
- What limits universal altruism?

A Different Perspective

Human societies often act beyond strict evolutionary incentives.

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