"Doubt comes in at the window when inquiry is denied at the door."

"One man is as good as another until he has written a book."

"There is a serious defect in the thinking of someone who wants - more than anything else - to become rich. As long as they don't have the money, it'll seem like a worthwhile goal. Once they do, they'll understand how important other things are - and have always been."

"Research! A mere excuse for idleness; it has never achieved, and will never achieve any results of the slightest value."

"Logic is neither a science nor an art, but a dodge."

"My dear child, you must believe in God despite what the clergy tells you."

"You must believe in God, in spite of what the clergy say."

"We cannot seek or attain health, wealth, learning, justice or kindness in general. Action is always specific, concrete, individualized, unique."

"The way to get things done is not to mind who gets the credit for doing them."

"Nowhere probably is there more true feeling, and nowhere worse taste, than in a churchyard."

"The achievements which society rewards are won at the cost of diminution of personality."

"You've got to be success minded. You've got to feel that things are coming your way when you're out selling; otherwise, you won't be able to sell anything."

"To teach a man how he may learn to grow independently, and for himself, is perhaps the greatest service that one man can do another."

"Young men make great mistakes in life; for one thing, they idealize love too much."