Martel still did not want to believe in it, but brute experience of it forced him to, whatever his preferences. - James Blish

We hear you, Father," he said surprisingly. "Yet we sense that though what you say is the truth, it is not the whole truth.

"Something tells me that this isn't going to be as simple as it looks."
"What is?" Wald said, raising his eyebrows.
"Nothing, of course. But hope springs eternal in the human spleen.

You’ll remember I told you I was interested in the history of science. That involves trying to understand why there wasn’t any science for so long, and why it went into eclipse almost every time it was rediscovered. I think I know why now. I think the human mind goes through a sort of cycle of fear. It can only take so much accumulated knowledge, and then it panics, and starts inventing reasons to throw everything over and go back to a Dark Age…every time with a new, invented mystical reason.