The criminal misuse of time was pointing out the mistakes. Catching them―noticing them―that was essential. If you did not in your own mind distinguish between useful and erroneous information, then you were not learning at all, you were merely replacing ignorance with false belief, which was no improvement. The part of the man's statement that was true, however, was about the uselessness of speaking up. If I know that the teacher is wrong, and say nothing, then I remain the only one who knows, and that gives me an advantage over those who believe the teacher.

It is possible to have words come to your mind, and still refrain from speaking them aloud.

I know everything I need to know already," Rigg always said... To which Father always replied,"See how ignorant you are? You don't even know why you need to know the things you don't know yet." "So tell me," said Rigg. "I would but you're too ignorant to understand the reasons why your ignorance is a fatal disease.

there were crimes and quarrels, alongside kindness and cooperation; there were people who loved each other and people who did not; it was a human world.

If anyone have intercourse with a pig or a dog, he shall die. If a man have intercourse with a horse or a mule, there is no punishment. But he shall not approach the king, and shall not become a priest... If a pig spring upon a man for intercourse, there is no punishment.

The difference between science fiction and fantasy … is simply this: science fiction has rivets and fantasy has trees.

Life is full of grief, to exactly the degree we allow ourselves to love other people.