Men fear death as children fear to go in the dark; and as that natural fear in children is increased with tales, so is the other.
The psychologist must avoid all forms of mental chemistry.
I'm a person who likes to be abnormal.
The essence of mathematics lies in its freedom.
The dead are not dead to us until we have forgotten them.
Don't worry about what anybody else is going to do. The best way to predict the future is to invent it.