" I would never date a girl who insisted that I cut you out of my life. It’s non-negotiable. You want a piece of all this fabulousness?” He gestured at himself. “Well, my best friend comes along with it. I wouldn’t cut you out of my life, Clary, any more than I would cut off my right hand and give it to someone as a Valentine’s Day gift.”
“Gross,” said Clary. “Must you?”
He grinned. “I must. "

― Cassandra Clare , City of Glass (The Mortal Instruments, #3)