Man, the most complicated of the animals, has a relatively short gestation period. Beyond that, he will be born, unlike most mammals, in a ridiculously helpless state.

To probe for unconscious determinants of behavior and then define a man in their terms exclusively, ignoring his overt behavior altogether, is a greater distortion than ignoring the unconscious completely.

Shame and guilt are noble emotions essential in the maintenance of civilized society, and vital for the development of some of the most refined and elegant qualities of human potential.

A street thug and a paid killer are professionals - beasts of prey, if you will, who have dissociated themselves from the rest of humanity and can now see human beings in the same way that trout fishermen see trout.

In a world where survival is always seen as a struggle, and in which some pitfalls always exist, if something brings into question our confidence in our own coping ability, it will threaten our safety.

We must live in groups; other people are like nutrients for us, and are absolutely essential for our survival.

A man may not always be what he appears to be, but what he appears to be is always a significant part of what he is.