5 Moral Foundations

1. Care / Harm - came from caring for children
2. Fairness / Cheating - came from the need for sharing the fruits of cooperation without getting exploited
3. Loyalty / Betrayal - Came from the need to create big groups.
4. Authority / Subversion - came from the need to be in hierarchical groups - which becomes necessary in bigger systems.
5. Sanctity / Degradation - came because we have pathogens around us.

More details at Moral Foundations