The average man plays to the gallery of his own self-esteem.

The man who is anybody and who does anything is surely going to be criticized, vilified, and misunderstood. This is a part of the penalty for greatness, and every great man understands it; and understands, too, that it is no proof of greatness. The final proof of greatness lies in being able to endure contumely without resentment.

Life is a paradox. Every truth has its counterpart which contradicts it; and every philosopher supplies the logic his own undoing.

Man is Creation's masterpiece. But who says so?

Two-thirds of all preachers, doctors and lawyers are hanging on to the coat tails of progress, shouting, whoa! while a good many of the rest are busy strewing banana peels along the line of march.

Talent does things tolerably well; genius does then intolerably better

If you can't answer a man's arguments, all is not lost; you can still call him vile names.