1825  “Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”
1237  We must beware of trying to build a society in which nobody counts for anything except a politician or an official, a society where enterprise gains no reward and thrift no privileges.
1156  I believe that to meet the challenges of our times, human beings will have to develop a greater sense of universal responsibility. Each of us must learn to work not just for oneself, one’s own family or nation, but for the benefit of all humankind. Universal responsibility is the key to human survival. It is the best foundation for world peace
1382  I don’t know the key to success, but the key to failure is trying to please everyone.
814  Civilization is the process of reducing the infinite to the finite.