I have lived to prove Thoreau's contention that a man is rich in proportion to the number of things which he can afford to let alone.

You can't use an old map to explore a new world.

When I read the Bhagavad-Gita and reflect about how God created this universe everything else seems so superfluous

It is a very grave mistake to think that the enjoyment of seeing and searching can be promoted by means of coercion and a sense of duty.

Thanks to my fortunate idea of introducing the relativity principle into physics, you (and others) now enormously overrate my scientific abilities, to the point where this makes me quite uncomfortable.

It is abhorrent to me when a fine intelligence is paired with an unsavory character.

If I were to start taking care of my grooming, I would no longer be my own self.