The loftiest edifices need the deepest foundations.

Does the thoughtful man suppose that...the present experiment in civilization is the last world we will see?

Philosophers are as jealous as women; each wants a monopoly of praise.

We must welcome the future, remembering that soon it will be the past; and we must respect the past, remembering that it was once all that was humanly possible.

Reason in my philosophy is only a harmony among irrational impulses.

If you prefer illusions to realities, it is only because all decent realities have eluded you and left you in the lurch; or else your contempt for the world is mere hypocrisy and funk.

The working of great institutions is mainly the result of a vast mass of routine, petty malice, self interest, carelessness and sheer mistake. Only a residual fraction is thought.