“The more relaxed the muscles are, the more energy can flow through the body. Using muscular tensions to try to 'do' the punch or attempting to use brute force to knock someone over will only work to opposite effect.”

“It's the law of averages: put in more, come out with more.”

“Defense is attack, attack is defense, each being the cause and result of the other.”

“If your opponent is at a distance, kick him in the groin. If he gets close, poke him in the eyes, bring up your knee, pop him with an elbow, dig a corkscrew punch to his stomach.”

“Forget about winning and losing; forget about pride and pain. Let your opponent graze your skin and you smash into his flesh; let him smash into your flesh and you fracture his bones; let him fracture your bones and you take his life! Do not be concerned with escaping safely- lay your life before him!!”

“The way to learn German, is, to read the same dozen pages over and over a hundred times, till you know every word and particle in them, and can pronounce and repeat them by heart.”

“A dilettantism in nature is barren and unworthy. A fop of fields is no better than his brother on Broadway.”

“Art is a jealous mistress; and if a man have a genius for painting, poetry, music, architecture or philosophy, he makes a bad husband and an ill provider.”