Parental investment is the key to understanding sex differences in mating strategies.

The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.

Quality is never an accident; it is always the result of intelligent effort.

There are two ways of getting home; and one of them is to stay there.

I don't need a spotlight. I am the light.