Sometimes one pays most for the things one gets for nothing.

One has a feeling that one has a kind of home in this timeless community of human beings that strive for truth. ... I have always believed that Jesus meant by the Kingdom of God the small group scattered all through time of intellectually and ethically valuable people.

I prefer an attitude of humility corresponding to the weakness of our intellectual understanding of nature and of our own being.

I have made the Bhagwad Gita as the main source of my inspiration and guide for the purpose of scientific investigations and formation of my theories.

Unless Americans come to realize that they are not stronger in the world because they have the bomb but weaker because of their vulnerability to atomic attack, they are not likely to conduct their policy at Lake Success [the United Nations] or in their relations with Russia in a spirit that furthers the arrival at an understanding.

Schools need not preach political doctrine to defend democracy. If they shape men capable of critical thought and trained in social attitudes, that is all that is necessary.

The more I learn of physics, the more I am drawn to metaphysics.