Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)

Facts are the enemy of truth. (Don Quixote – Man of La Mancha)

The optimist proclaims that we live in the best of all possible worlds, and the pessimist fears this is true. (James Branch Cabell)

A people that values its privileges above its principles soon loses both. (Dwight D. Eisenhower , Inaugural Address, January 20, 1953)

Life is pleasant.Death is peaceful.It’s the transition that’s troublesome. (Isaac Asimov)