Contents

• 1. We are part of nature
• 2. We are complex beasts
• 3. We strive to balance competing concerns
• 4. Each human life is a journey
• 5. We seek unity
• 6. We experience resource scarcity
• 7. We live in cooperative groups
• 8. We each manage four interrelated realms
• 9. We favor individuation
• 10. Specific trust is built between individuals
• 11. We observe the world around us
• 12. We communicate via sophisticated languages
• 13. We make things for one another
• 14. We require periods of leisure
• 15. We can choose to help or hurt one another