Most of us judge people by difference (delta). This is why our friends and mates

Most of us judge people by difference (delta). This is why our friends and mates tend to be only x degrees of genetic difference, except when we are at the ends of the distribution and benefit from capturing associations across race boundaries that improve our class positions.

Why? cooperation is the only real scarcity, and the most valuable asset. And cooperation is just easier if people look, express, speak, act, think, value, and want indifferently from us.

Reply addressees: @BigSisterCynthi