The Babylonian And Assyrian Civilizations Have Perished;

Cricket Is The Only Game Where You Are Playing Against Eleven Of The Other Side And Ten Of Your Own.

Young Men Should Prove Theorems, Old Men Should Write Books.

They [formulae 1.10 - 1.12 Of Ramanujan] Must Be True Because, If They Were Not True, No One Would Have Had The Imagination To Invent Them.

No Mathematician Should Ever Allow Him To Forget That Mathematics, More Than Any Other Art Or Science, Is A Young Man's Game. ... Galois Died At Twenty-one, Abel At Twenty-seven, Ramanujan At Thirty-three, Riemann At Forty. There Have Been Men Who Have Done Great Work Later; ... [but] I Do Not Know Of A Single Instance Of A Major Mathematical Advance Initiated By A Man Past Fifty. ... A Mathematician May Still Be Competent Enough At Sixty, But It Is Useless To Expect Him To Have Original Ideas.

317 Is A Prime, Not Because We Think So, Or Because Our Minds Are Shaped In One Way Rather Than Another, But Because It Is So, Because Mathematical Reality Is Built That Way.