What people believed often turned out to be true just because they believed it. Charlatans and mages were… — Harry Turtledove

If they had lawyers instead of teeth, they’d be as bad as people.

From what I’ve seen, people who brag a lot are usually trying to convince themselves even more than other people.

Believe worked well enough when a man could not measure it against facts. But when he could…Facts crushed to belief like a mammoth crushing a vole.