Art is long and life is short, and success is very far off.

Few men realize that their life, the very essence of their character, their capabilities and their audacities, are only the expression of their belief in the safety of their surroundings.

I always went my own road and on my own legs where I had a mind to go

A nickname may be the best record of a success. That's what I call putting the face of a joke upon the body of a truth.

Imagination, not invention, is the supreme master of art as of life.

The discovery of America was the occasion of the greatest outburst of cruelty and reckless greed known in history.

There is no peace and no rest in the development of material interests. They have their law, and their justice. But it is founded on expediency, and is inhuman; it is without rectitude, without the continuity and the force that can be found only in a moral principle.