Nationalism is an infantile thing. It is the measles of mankind.
Reality is merely an illusion, albeit a very persistent one.
Intellectuals solve problems, geniuses prevent them.
You cannot prevent and prepare for war at the same time.
I want to know all God’s thoughts; all the rest are just details.
When the solution is simple, God is answering.
Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.
I never think of the future. It comes soon enough.
Coincidence is God's way of remaining anonymous.
The only source of knowledge is experience.