You couldn't even prove the White House staff sane beyond a reasonable doubt.
I love my past. I love my present. I'm not ashamed of what I've had, and I'm not sad because I have it no longer.
Love is that splendid triggering of human vitality... the supreme activity which nature affords anyone for going out of himself toward someone else.
Part of being creative is learning how to protect your freedom. That includes freedom from avarice.
He who will not reason is a bigot; he who cannot is a fool; and he who dares not is a slave.
I have very strong feelings about how you lead your life. You always look ahead, you never look back.
The gem cannot be polished without friction, nor man perfected without trials.
If you would thoroughly know anything, teach it to others.
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.