If man in a time of need seeks deeper knowledge concerning himself, then he must explore those animal horizons from which we have made our quick little march.

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

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

Sex is a sideshow in the world of the animal, for the dominant color of that world is fear.

Animal language is a contagious expression of mood effecting communication between social partners.

Not in innocence, and not in Asia, was mankind born. The home of our fathers was that African highland reaching north from the Cape to the Lakes of the Nile. Here we came about-slowly, ever so slowly-on a sky-swept savannah glowing with menace.

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?

Far from the truth lay the antique assumption that man had fathered the weapon. The weapon, instead, had fathered man.