Dancers are the athletes of God.

...behind all the discernible laws and connections, there remains something subtle, intangible and inexplicable.

Knowledge exists in two forms - lifeless, stored in books, and alive, in the consciousness of men. The second form of existence is after all the essential one; the first, indispensable as it may be, occupies only an inferior position.

Intellectuals solve problems, geniuses prevent them.

I believe in intuition and inspiration. Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution. It is, strictly speaking, a real factor in scientific research.

Science is the process of making obviously erroneous ideas less obviously erroneous.

If you can't explain it simply, you don't understand it well enough.