Human war has been the most successful of our cultural traditions.

Men, unlike mockingbirds, have the capacity for systematic self-delusion. We echo each other with equal precision, equal eloquence, equal assurance.

For the soundest of evolutionary reasons man appears at his best when times are worst.

Is it possible that the environmental severity of the 1930s induced-particularly in the most aware, alert, and compassionate of [British] men-a morality which makes no sense today?

A human being is a problem in search of a solution.

Human war has been the most successful of our cultural traditions.

What truly leads the evolutionary procession, in other words, is behavior.