You should know as much as you can about the human species if you have a hand in designing human society.

After World War II it was decided that, in order to prevent the Germans and the French from having another war, it would be better to tie them together into one economic pact so they would invest in each other and have mutual stakes. Until now, that has worked to prevent warfare between the two.

I think the sense of fairness in humans is very strongly developed, and that's why we react so strongly to all the bonuses received by Wall Street executives. We want to know why they deserve these benefits.

Frans de Waal Quotes