Of course, if one ignores contradictory observations, one can claim to have an "elegant" or "robust" theory. But it isn't science.

After all, to get the whole universe totally wrong in the face of clear evidence for over 75 years merits monumental embarrassment and should induce a modicum of humility.

No matter how many times something has been observed, it cannot be believed until it has been observed again.

Risk anything! Care no more for the opinion of others ... Do the hardest thing on earth for you. Act for yourself. Face the truth."(Journal entry, 14 October 1922)

The paradoxical situation with a vast number of people today is that they are half asleep when awake, and half awake when asleep, or when they want to sleep.

Babies do not want to hear about babies

Civilization is the process of setting man free from men.

I only judge people in one way. I like them or I don't. But I don't have preconceived ideas.

Strength is built by one's failures, not by one's successes.

A great wine served in fine glassware is beautiful. But it is also seductive and full of strange promise and perhaps the slightest hint of naughtiness, all waiting to be uncoiled.

Push something in someone’s face, and they will shove it away reflexively. Threaten to snatch it away from them, and sometimes they become convinced that it is what they want.

Fashion is an imposition, a reign on freedom.

We shall immunize every child in Africa to get rid of this terrible disease forever.