There comes a time when every scientist, even God, has to write off an experiment.

There are few couples as unhappy as those who are too proud to admit their unhappiness.

Childhood is the one prison from which there's no escape, the one sentence from which there's no appeal. We all serve our time.

I knew the facts of death before I knew the facts of life. There never was a time when I didn't see the skull beneath the skin.

Old age makes caricatures of us all.

Children live in occupied territory. The brave and the foolhardy openly rebel against authority, whether harsh or benign. But most tread warily, outwardly accommodating themselves to alien mores and edicts while living in secret their iconoclastic and subversive lives.

A man who lives with nature is used to violence and is companionable with death. There is more violence in an English hedgerow than in the meanest streets of a great city.