“They think they're better than everyone else."
"No," said Jace. "I think I'm better than everyone else. An opinion that has been backed up with ample evidence."
Kyle looked at Simon. "Does he always talk like this?"
"Yes.”

“The aim is not to be better than everyone else, it is to make everyone else better.”

“It doesn't take much convincing to make someone believe they're better than everyone else.”

“Faith, it is said, is better than belief, because belief is when someone else does the thinking.”

“I think it's a very confused culture. On the one hand, no one is better than anyone else; no one is prettier. On the other hand, everyone is completely obsessed by their looks and by how they strike the world.”

“I think I like ‘mundane’ better than ‘bloodsucker,’” Simon muttered.
“With Jace, you don’t really get to choose your insulting nickname.”
-Simon and Clary, pg.234-”

“The personal comparative is marked by epigrammatic self-satire. It implies that everyone thinks himself better than anyone else, but only the egoist says so.”

“Brecht always liked people to be aware that they were in a theatre. I said to him more than once, but Brecht, what makes you think they think they're anywhere else?”

“Everyone thinks that everyone else has it figured out - no one does! We have created a society that's too complex for us.”

“There is that. I might have better luck telling him I’m in love with him. Jace thinks everyone’s in love with him anyway.”
“But I,” said Clary, “actually am.”