"Whereas in art nothing worth doing can be done without genius, in science even a very moderate capacity can contribute to a supreme achievement."

"We know too much and feel too little. At least, we feel too little of those creative emotions from which a good life springs."

"We know very little, and yet it is astonishing that we know so much, and still more astonishing that so little knowledge can give us so much power."

"Change is scientific, progress is ethical; change is indubitable, whereas progress is a matter of controversy."

"War does not determine who is right-only who is left."

"Every man, wherever he goes, is encompassed by a cloud of comforting convictions, which move with him like flies on a summer day."

"Anyone who has got a book collection and a garden wants for nothing."

"You can call it the 'Perfect Moment' when the universe aligns and the music in your head actually matches the music outside and all is well."

"Don't gamble; take all your savings and buy some good stock and hold it till it goes up, then sell it. If it don't go up, don't buy it."

"Forgiveness is letting go of the hope that the past can be changed."

"Until he extends his circle of compassion to include all living things, man will not himself find peace."

"To be upset over what you don't have is to waste what you do have."