Ronan

“Is standing by the window muttering about blood something he does all the time?" asked Simon.
"No," Jace said. "Sometimes he sits on the couch and does it.”
― Cassandra Clare, City of Ashes

“What's this?" he demanded, looking from Clary to his companions, as if they might know what she was doing there.
"It's a girl," Jace said,recovering his composure. "Surely you've seen girls before, Alec. Your sister Isabelle is one.”
― Cassandra Clare, City of Bones

“Can I help you with something?"
Clary turned instant traitor against her gender. "Those girls on the other side of the car are staring at you."
Jace assumed an air of mellow gratification. "Of course they are," he said, "I am stunningly attractive.”
― Cassandra Clare, City of Bones

“Have you fallen in love with the wrong person yet?'
Jace said, "Unfortunately, Lady of the Haven, my one true love remains myself."
..."At least," she said, "you don't have to worry about rejection, Jace Wayland."
"Not necessarily. I turn myself down occasionally, just to keep it interesting.”
― Cassandra Clare, City of Bones