I believe that a simple and unassuming manner of life is best for everyone, best both for the body and the mind.
The creative principle [of science] resides in mathematics.
Those who have the privilege to know have the duty to act.
If you want your children to be intelligent, read them fairy tales. If you want them to be more intelligent, read them more fairy tales.
The magic of compounding interest is truly the eighth wonder of the world!
Three great forces rule the world: stupidity, fear and greed.