"I've never minded it,"he went on. "Being lost, that is. I had always thought one could not truly be lost if one knew one's own heart. But I fear I may be lost without knowing yours."
"If no one cares for you at all, do you even really exist?"
"Ah,” said a voice from the doorway, “having your annual ‘everyone thinks Will is a lunatic’ meeting, are you? “It’s biannual,” said Jem. “And no, this is not that meeting."
"Tessa: I won't know if I like it until I try it, will I?"Will: "I've never swum naked in the Thames, but I know I wouldn't like it.""But think how entertaining for sightseers,"said Tessa, and she saw Jem duck his head to hide the quick flash of his grin."
"They’re not hideous,” said Tessa. Will blinked at her. “What?” “Gideon and Gabriel,” said Tessa. “They’re really quite good-looking, not hideous at all.” “I spoke,” said Will, in sepulchral tones, “of the pitch-black inner depths of their souls.” Tessa snorted. “And what color do you suppose the inner depths of your soul are, Will Herondale?” “Mauve,” said Will."
"You had to know a person well to make them laugh like that."