“Maybe Alexander Lightwood would not break his heart.”

“… maybe it was better to break a man's leg than to break his heart.”

“Back to prison. Maybe if you fake a heart attack, I can make a break for it. (Rose Hathaway says to Lissa Dragomir)”

“Hearts can break. Yes. Hearts can break. Sometimes I think it would be better if we died when they did, but we don't.”

“What do you do when you know you are breaking someone's heart, but to do anything else would break your own?”

“If through a broken heart God can bring His purposes to pass in the world, then thank Him for breaking your heart.”

“and he suddenly knew that if she killed herself, he would die. Maybe not immediately, maybe not with the same blinding rush of pain, but it would happen. You couldn't live for very long without a heart.”

“It is better for the heart to break, than not to break.”

“If God made this world, then i would not want to be the God. It is full of misery and distress that it breaks my heart.”

“Things break all the time.
Day breaks, waves break, voices break.
Promises break.
Hearts break.”