On my more charitable days, I am grateful even to my enemies, who have sharpened my mind and who have done me the service of being, as a rule, wronger than I am.
The most beautiful thing we can experience is the mysterious. It is the source of all true art and science. He to whom this emotion is a stranger, who can no longer pause to wonder and stand rapt in awe, is as as good as dead: his eyes are closed.