A collection to which nothing can be added and from which nothing can be removed is, in fact, dead!

Beauty has no obvious use; nor is there any clear cultural necessity for it. Yet civilization could not do without it.

There is no likelihood of our being able to suppress humanity's aggressive tendencies... Complete suppression of man's aggressive tendencies is not an issue; what we may try is to direct it into a channel other than that of warfare.

The idea of men's receiving an intimation of their connection with the world around them through an immediate feeling which is from the outset directed to that purpose sounds so strange and fits in so badly with the fabric of our psychology that one is justified in attempting to discover a psycho-analytic - that is, a genetic - explanation of such a feeling.

Without love we fall ill.

Only a good-for-nothing is not interested in his past.

A lady once expressed herself in society - the very words show that they were uttered with fervour and under the pressure of a great many secret emotions: "Yes, a woman must be pretty if she is to please the men. A man is much better off. As long as he has five straight limbs, he needs no more!"