Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone.

The same thinking and actions that created our problems cannot be used to solve them.

The Universe is difficult to comprehend because it is obvious.

The bigotry of the nonbeliever is for me nearly as funny as the bigotry of the believer.

The real problem is in the hearts and minds of men. It is not a problem of physics but of ethics. It is easier to denature plutonium than to denature the evil spirit of man.

For me a simple message, to think and act with courage, independence and imagination.

The essentials of being a person of my type lies precisely in what they think and how they think, not in what they do. Your thoughts shape you.