The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

If you give people literacy, bad ideas can be attacked and experiments tried, and lessons will accumulate.

Feminism as a movement for political and social equity is important, but feminism as an academic clique committed to eccentric doctrines about human nature is not. Eliminating discrimination against women is important, but believing that women and men are born with indistinguishable minds is not. Freedom of choice is important, but ensuring that women make up exactly 50 percent of all professions is not. And eliminating sexual assaults is important, but advancing the theory that rapists are doing their part in a vast male conspiracy is not.

The more you think about and interact with other people, the more you realize that it is untenable to privilege your interests over theirs.

Why are empirical questions about how the mind works so weighted down with political and moral and emotional baggage?

The art of photography is all about directing the attention of the viewer.

The stirrings of morality emerge early in childhood. Toddlers spontaneously offer toys and help to others and try to comfort people they see in distress.