“To be without some of the things you want is an indispensable part of happiness.” — Bertrand Russell

“There are two tragedies in life. One is not to get your heart’s desire. The other is to get it.” — George Bernard Shaw

“Leave something to wish for, so as not to be miserable from very happiness.” — Baltasar Gracián



“How can it be that mathematics, being after all a product of human thought which is independent of experience, is so admirably appropriate to the objects of reality?” — Albert Einstein

“The miracle of the appropriateness of the language of mathematics for the formulation of the laws of physics is a wonderful gift which we neither understand nor deserve.” — Eugene Wigner