Happiness is not something that you can find, acquire, or achieve directly. You have to get the conditions right and then wait. Some of those conditi… - Jonathan Haidt

Increase similarity, not diversity. To make a human hive, you want to make everyone feel like a family. So don’t call attention to racial and ethnic differences; make them less relevant by ramping up similarity and celebrating the group’s shared values and common identity.49 A great deal of research in social psychology shows that people are warmer and more trusting toward people who look like them, dress like them, talk like them, or even just share their first name or birthday.50 There’s nothing special about race. You can make people care less about race by drowning race differences in a sea of similarities, shared goals, and mutual interdependencies.51

You can see the rider serving the elephant when people are morally dumbfounded. They have strong gut feelings about what is right and wrong, and they struggle to construct post hoc justifications for those feelings. Even when the servant (reasoning) comes back empty-handed, the master (intuition) doesn't change his judgment.

Keep your eye on the intuitions, and don’t take people’s moral arguments at face value. They’re mostly post hoc constructions made up on the fly, crafted to advance one or more strategic objectives.