Very little of the great cruelty shown by men can really be attributed to cruel instinct. Most of it comes from thoughtlessness or inherited habit. Extract from 'Memories of childhood and youth.'

Rational thinking which is free from assumptions ends therefore in mysticism. To relate oneself in the spirit of reverence for life to the multiform manifestations of the will-to-live which together constitute the world is ethical mysticism. All profound world-view is mysticism, the essence of which is just this: that out of my unsophisticated and naïve existence in the world there comes, as a result of thought about self and the world, spiritual self-devotion to the mysterious infinite Will which is continuously manifested in the universe.

I wanted to be a doctor that I might be able to work without having to talk because for years I had been giving myself out in words.

Man has become a superman ... because he not only disposes oinnate, physical forces, but because he is in command ... olatent forces in nature and because he can put them to his service.... But the essential fact we must surely all feel in our hearts ... is that we are becoming inhuman in proportion as we become supermen.

Very little of the great cruelty shown by men can really be attributed to cruel instinct. Most of it comes from thoughtlessness or inherited habit. The roots of cruelty, therefore, are not so much strong as widespread. But the time must come when inhumanity protected by custom and thoughtlessness will succumb before humanity championed by thought. Let us work that this time may come.

When people have light in themselves, it will shine out from them. Then we get to know each other as we walk together in the darkness, without needing to pass our hands over each other's faces, or to intrude into each other's hearts.

The man who has become a thinking being feels a compulsion to give every will-to-live the same reverence for life that he gives to his own. He experiences that other life in his own.