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

Against stupidity, the gods themselves contend in vain. (Friedrich von Schiller)

A friendship founded on business is better than a business founded on friendship. (John D. Rockefeller)

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

I don’t know why we are here, but I’m pretty sure that it is not in order to enjoy ourselves. (Ludwig Wittgenstein)

Victory goes to the player who makes the next-to-last mistake. (Chessmaster Savielly Grigorievitch Tartakower)

If you want to make an apple pie from scratch, you must first create the universe. (Carl Sagan)

Everybody pities the weak; jealousy you have to earn. (Arnold Schwarzenegger)