“Reading and sauntering and lounging and dosing, which I call thinking, is my supreme Happiness.”

“Promiscuous reading is necessary to the constituting of human nature. The attempt to keep out evil doctrine by licensing is like the exploit of that gallant man who thought to keep out the crows by shutting the park gate.”

“A man's reading program should be as carefully planned as his daily diet, for that too is food, without which he cannot grow mentally.”

“A wise man proportions his belief to the evidence.”

“All knowledge degenerates into probability.”

“If God is omnipotent, omniscient and wholly good, whence evil? If God wills to prevent evil but cannot, then He is not omnipotent. If He can prevent evil but does not, then he is not good. In either case he is not God.”

“When men are most sure and arrogant they are commonly most mistaken.”