God casts the die, not the dice.

The finest emotion of which we are capable is the mystic emotion. Herein lies the germ of all art and all true science. Anyone to whom this feeling is alien, who is no longer capable of wonderment and lives in a state of fear is a dead man.

It would be my greatest sadness to see Zionists (Jews) do to Palestinian Arabs much of what Nazis did to Jews.

We cannot despair of humanity, since we ourselves are human beings.

No, this trick won't work... How on earth are you ever going to explain in terms of chemistry and physics so important a biological phenomenon as first love?

About Newton: Nature to him was an open book, whose letters he could read without effort.

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.