“One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man. ”

“The greatest mistake you can make in life is to be continually fearing you will make one.”

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

“Sunday, with its immunity from work, was devised for slaves who got out of all the work they could during the week.”

“The great man is not so great as folks think, and the dull man is not quite so stupid as he seems. The difference in our estimates of men lies in the fact that one individual is able to get his goods into the show-window, and the other is not aware that he has any show-window or any goods.”

“We work to become, not to acquire.”

“No man needs a vacation so much as the man who has just had one.”