On the night that the Second World war was declared, there were crowds in the street. It was a summer's night and there was a blackout. On every side you heard people crying: 'Look at the moon!' The moon had been there every minute of their lives and they'd never seen it.

We have a mighty task before us. The earth needs our assistance.

Human beings are perhaps never more frightening than when they are convinced beyond doubt that they are right.

In a profound sense every man has two halves to his being; he is not one person so much as two persons trying to act in unison. I believe that in the heart of each human being there is something which I can only describe as a child of darkness who is equal and complementary to the more obvious child of light.

The age of leaders has come and gone. You must be your own leader now. You must contain the spirit of our time in your own life and your own nature. You must really explore, as you've never explored before, what human nature is like.

The educating of the parents is really the education of the child children tend to live what is unlived in the parents, so it is vital that parents should be aware of their inferior, their dark side, and should press on getting to know themselves.

You may well be right, and disaster may well come, I had told him. But for me it will always be a point of honour to go on working to prevent disaster, if only to make certain it is the right kind of disaster life needs when it does ultimately come.