I have no right, by anything I do or say, to demean a human being in his own eyes. What matters is not what I think of him it is what he thinks of himself. To undermine a man's self-respect is a sin.

The machine does not isolate man from the great problems of nature but plunges him more deeply into them.

The time for action is now. It's never too late to do something.

'Men have forgotten this truth,' said the fox. 'But you must not forget it. You become responsible, forever, for what you have tamed.'

War is not an adventure. It is a disease. It is like typhus.