Some split between the inner world and outer world is common to all behaviour, and the need to bridge the gap is the source of creative behaviour.

The human spirit is not indestructible; but a courageous few discover that, when in hell, they are granted a glimpse of heaven.

Had [Winston Churchill] been a stable and equable man, he could never have inspired the nation. In 1940, when all the odds were against Britain, a leader of sober judgment might well have concluded that we were finished.

If we did not look to marriage as the principal source of happiness, fewer marriages would end in tears.

It is widely believed that interpersonal relationships of an intimate kind are the chief, if not the only, source of human happiness, yet the lives of creative individuals often seem to run counter to this assumption.

The word "jealousy" is often used as if it were synonymous with envy; but I think the distinction worth preserving. Jealousy is predominantly concerned with the fear of loss of something one possesses, envy with the wish to own something another possesses. Othello suffers from the fear that he has lost Desdemona's love. Iago suffers from envy of the position held by Cassio, to which he feels entitled.

If creative work protects a man against mental illness, it is small wonder that he pursues it with avidity; and even if the state of mind he is seeking to avoid is no more than a mild state of depression or apathy, this still constitutes a cogent reason for engaging in creative work even when it brings no obvious external benefit in its train.