I had ambition not only to go farther than any man had ever been before, but as far as it was possible for a man to go.

A noble man compares and estimates himself by an idea which is higher than himself; and a mean man, by one lower than himself. The one produces aspiration; the other ambition, which is the way in which a vulgar man aspires.

If a man has done his best, what else is there?

If man does his best what else is there?

All a man can betray is his conscience

This magnificent butterfly finds a little heap of dirt and sits still on it; but man will never on his heap of mud keep still...