For us scientists, on the other wing, life is not quite so simple. Because we learn the unknown. Unlike, hah-hah, our esteemed friends the philosophe… - Ken MacLeod

Falling in love indicated that your genes were complementary to those of the loved one. It told you nothing about when your personalities and sexualities were compatible.

We're in danger of losing the ship generation.
"I'm aware of the problems," she said. "'You can't tell the boys from the girls, they have no respect for their elders, their user interfaces are garish and unwieldy, everybody is writing a book, and their music is just noise.' Found scratched on a potsherd in Sumer."

I take small interest in politics, he said. "The subject repels me."