Imagination is more important than knowledge. For knowledge is limited to all we now know and understand, while imagination embraces the entire world, and all there ever will be to know and understand.

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

I have no special talent. I am only passionately curious.

The solution to this problem lies in the heart of mankind.

Nothing happens until something moves.

They come into being not through demonstration but through revelation, through the medium of powerful personalities.

It is only to the individual that a soul is given.