"Remember, nothing that's good works by itself, just to please you. You have to make the damn thing work."

"Hell, there are no rules here--we're trying to accomplish something."

"The doctor of the future will give no medicine, but will educate his patients in the care of the human frame, in diet, and in the cause and prevention of disease."

"There is no expedient to which a man will not go to avoid the labor of thinking."

"Many of life's failures are those who didn't know how close they were to success when they gave up."

"To invent, you need a good imagination and a pile of junk."

"Culture is an instrument wielded by professors to manufacture professors who when their turn comes, will manufacture professors."

"Religiously strict people, who judge themselves without mercy, are also those who have most often spoken ill of mankind in general."

"Which way I fly is Hell; myself am Hell."

"Build up your weaknesses until they become your strong points."

"Providence has hidden a charm in difficult undertakings which is appreciated only by those who dare to grapple with them."

"Someday they're gonna write a blues song just for fighters. It'll be for slow guitar, soft trumpet, and a bell."