Who said “Experience teaches only the teachable.”?

“A burnt child dreads the fire.”

“Deep experience is never peaceful.”

“The more experiments you make the better.”

“Fooled once shame on you, fooled twice shame on me.”

“No man's knowledge here can go beyond his experience.”

“The only completely consistent people are the dead.”

“Facts do not cease to exist because they are ignored.”

“Speed, it seems to me, provides the one genuinely modern pleasure.”

“A fanatic is a man who consciously over compensates a secret doubt.”

“Man is an intelligence, not served by, but in servitude to his organs.”

“To his dog, every man is Napoleon; hence the constant popularity of dogs.”