The world's religions, for all their parochialism, did supply a kind of consolation for this great ache. This shattering recognition of our mortality is at the root of far more mental illness than I suspect even psychiatrists are aware.

The destruction of this planet would have no significance on a cosmic scale.

If it can be written, or thought, it can be filmed.

The most terrifying fact about the universe is not that it is hostile but that it is indifferent, but if we can come to terms with this indifference, then our existence as a species can have genuine meaning. However vast the darkness, we must supply our own light.

Chess teaches you to control the initial excitement you feel when you see something that looks good and it trains you to think objectively when you're in trouble

If you can talk brilliantly about a problem

If you really want to communicate something, even if it’s just an emotion or an attitude, let alone an idea, the least effective and least enjoyable way is directly. It only goes in about an inch. But if you can get people to the point where they have to think a moment what it is you’re getting at, and then discover it, the thrill of discovery goes right through the heart.