"God made saints out of far worse people than you."

“Things changed with the discovery of neutron stars and black holes - objects with gravitational fields so intense that dramatic space and time-warping effects occur.”

“Your mind must become one, do not try to understand with your ears but with your heart. Indeed, not with your heart but with your soul.”

“Boys, I have been rich and I have been poor, and believe me being rich is better.”

“The assumption that the square of a unit vector is positive unity leads to an algebra whose characteristic quantities are non-associative.”

“Better stupid and safe that smart and dead.”

“In my experience, whatever happens clings to us like barnacles on the hull of a ship, slowing us slightly, both uglifying and giving us texture. You can scrape all you want, you can, if you have money, hire someone else to scrape, but the barnacles will come back or at least leave a blemish on the steel.”

“The best service you can do is to keep your thoughts on God. Keep God in mind every minute.”

“Learning appears as a way of staying young, perhaps of staying alive, and also as a way of growing up, perhaps facing death.”