My interest in science was always essentially limited to the study of principles.... That I have published so little is due to this same circumstance, as the great need to grasp principles has caused me to spend most of my time on fruitless pursuits.

The world is not full of evil because of those who do wrong. It is full of evil because of those who do nothing.

The religion of the future will be a cosmic religion. It should transcend a personal God and avoid dogmas and theology. Covering both the natural and the spiritual, it should be based on a religious sense arising from the experience of all things, natural and spiritual, as a meaningful unity. Buddhism answers this description.

If I can't picture it, I can't understand it.

Marvellous, what ideas the young people have these days. But I don't believe a word of it.

It is harder to crack prejudice than an atom.

The human mind has first to construct forms, independently, before we can find them in things.