Don't order any of the faerie food," said Jace, looking at her over the top of his menu. "It tends to make humans a little crazy. One minute you're munching a faerie plum, the next minute you're running naked down Madison Avenue with antlers on your head. Not," he added hastily, "that this has ever happened to me.
Cassandra ClareThat's why when major badasses greet each other in movies, they don't say anything, they just nod. The nod means, 'I' am a badass, and I recognize that you, too, are a badass,' but they don't say anything because they're Wolverine and Magneto and it would mess up their vibe to explain.
Cassandra Clare