Economics was like psychology, a pseudoscience trying to hide that fact with intense theoretical hyperelaboration. And gross domestic product was one of those unfortunate measurement concepts, like inches or the British thermal unit, that ought to have been retired long before.

Science was many things, Nadia thought, including a weapon with which to hit other scientists.

They lived like monkeys still, while their new god powers lay around them in the weeds.

I say I do not wish to be counted as an ignoramus and an ingrate toward Nature and toward God. For if they have given me my senses and my reason, why should I defer such great gifts to the errors of some mere man? Why should I believe blindly and stupidly what I wish to believe, and subject the freedom of my intellect to someone else who is just as liable to error as I am?

The good that [Galileo] fought for is not so easy to express. But put it this way: he believed in reality. He believed in paying attention to it, and in learning what he could of it, and then saying what he had learned, even insisting on it. Then in trying to apply that knowledge to make things better, if he could. Put it this way: he believed in science.

History is humankind trying to get a grip. Obviously its not easy. But it could go better if you would pay a little more attention to certain details, like for instance your planet.

Live for the future. A cosmic history read out of signs so subtle and mathematical that only the effort of a huge transtemporal group of powerful minds could ever have teased it out; but then those who came later could be given the whole story, with its unexplored edges there to take off into.

There are ecological, biological, sociological, and psychological problems that can never be solved to make this idea work. The physical problems of propulsion have capture your fancy, and perhaps they can be solved, but they are the easy ones.

Statistically it was not greatly different than it had been for previous generations, but anecdotally it had become so prominent that every problem was noticed and remarked. The cognitive error called ease of representation thrust them into a space where every problem they witnessed convinced them they were in an unprecedented colapse. They were getting depressed.