“Clearly the secret of happiness...is a variation on the general principle of banging your head against a wall, and then stopping.”

“It's like banging my head against the wall, except if I were actually banging my head on a wall, I'd be able to make myself stop.”

“You are not a mistake. You are not a problem to be solved. But you won't discover this until you are willing to stop banging your head against the wall of shaming and caging and fearing yourself. (p. 84)”

“You have to bang your head against a bigger and stronger wall to realize that you are not the strongest in the world!!!”

“If at first you don't succeed try, try, try again, and if that doesn't work stop banging your head against the wall before you crack it, and try another approach. Perseverance is more than stubbornness, it's savvy.”

“If you've been banging your head against a brick wall, wipe the blood off, take a couple of pain killers and try it from another angle. Failing that, use the door.”