Life is a preparation for the future; and the best preparation for the future is to live as if there were none.
You believe in a God who plays dice, I in complete law and order.
Love is a better teacher than duty.
The faster you go, the shorter you are.
Only six men in the world know about relativity. I am not one of them. When I ask them to explain, they confused me.
The most important question a person can ask is, "Is the Universe a friendly place?