A large income is the best recipe for happiness I ever heard of.
All God does is watch us and kill us when we get boring. We must never, ever be boring.
Walking is the best possible exercise. Habituate yourself to walk very far.
Self-importance is our greatest enemy. Think about it - what weakens us is feeling offended by the deeds and misdeeds of our fellowmen. Our self-importance requires that we spend most of our lives offended by someone.
The real problem is not whether machines think but whether men do.
You should not live one way in private, another in public.
Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so.