It was a mistake to speak one's mind at any time, unless it perfectly matched your political purpose; and it never did.

Habits begin to form at the very first repetition. After that there is a tropism toward repetition, for the patterns involved are defenses , bulwarks against time and despair.

Many of the technologies we've invented are necessary to keep 6.5 billion people alive. We can't go back from that, so we need to decarbonize really rapidly.

It's fragile what we know. It's gone every time we forget. Then someone has to learn it all over again.

Without an observer at a twenty three degree angle to the light being reflected off a cloud of spherical droplets, there is no rainbow. The whole universe is like that. Our spirits stand at a twenty three degree angle to the universe. There is some new thing created at the contact of photon and retina, some space created between rock and mind.

It was a mistake to speak one's mind at any time, unless it perfectly matched your political purpose; and it never did.

We are here to inscribe ourselves on the universe, and it is not inappropriate to remind ourselves of this when blank slates are given us.