Here are a few more I love:
“I’m—sorry about being a lousy date,” Alec muttered.
“What are you talking about?” Magnus asked. “You’re a fantastic date. You’ve only been here ten minutes, and I already got half of your clothes off.”
― Cassandra Clare, The Course of True Love [and First Dates]
“Oh, yes.” Magnus seemed to have perked up. “Are you the one with the blue eyes?”
“He means Alec,” Clary said helpfully.
“No. My eyes are usually described as golden,” Jace told the intercom. “And luminous.”
“Oh, you’re that one.” Magnus sounded disappointed.”
― Cassandra Clare, City of Bones
“So what do we do?” Alec whispered.
Magnus shrugged and smiled suddenly; with his messy black hair and the gleam in his gold-green eyes, he looked like a mischievous teenager. “what everyone else does,” he replied. “Like you said. Hope.”
― Cassandra Clare, City of Fallen Angels
“Magnus raised his head and looked up and over at Alec; it was a look that made Clary flush and glance away. There was so much love in it, mixed with exasperation and pride and despair. It was an unguarded look, and it felt wrong to see it.”
― Cassandra Clare, City of Heavenly Fire