“Clary: Now that I'm in your mind, want to see some mental pictures of Jace?
Simon: I heard that and NO… You've seen him naked?
Clary: Well not entirely but-
Simon: Enough”

Source: City of Glass

Source: City of Ashes

Source: City of Ashes

Source: City of Heavenly Fire

Variant: Do you want any soup?"
"No," said Jace.
"Do you think Hodge will want any soup?"
"No one wants any soup."
"want some soup," Simon said.
"No you dont," said Jace. "You just want to sleep with Isabelle.
Source: City of Bones

Source: City of Ashes

Source: City of Bones

Variant: Look, you can date whoever you want and I will totally support you. I am all about support. Support is my middle name.”
“So that’s why you never told me your middle name. I figured it was something embarrassing.
Source: City of Glass

Variant: But you've never drunk fresh blood. Have you?"
Simon raised his eyebrows in response.
"Well, aside from mine, of course," Jace said. "And I'm sure my blood is fan-
Source: City of Glass