“She realized all at once that Doon, thin, dark eyed Doon, with his troublesome temper and his terrible brown jacket, and his good heart---- was the person she knew better than anyone now. He was her best friend.
--City of Ember”

“He knew these last lines by heart and mouthed them now in the darkness. My reason for life. Not living, but life. That was the touch. And she was his reason for life, and why he must survive.”

“He knew she was there by the joy and fear that overwhelmed his heart.”

“She knew that he loved her above all else, more than anything in the world, but only for his own sake.”

“The instant he knew he loved her, she slipped down his body and out of his arms.”

“I knew she was right. Of course she was right. Bex was always right. She knew me better than I knew myself. But then again, isn't that a best friend's job?”

“She existed in her friends; there she was. All the parts of herself she'd forgotten. She knew herself best when she was with them.”

“A boy got a splinter in his eye, and his heart turned cold. Only two people noticed. One was a witch, and she took him for her own. The other was his best friend. And she went after him in ill-considered shoes, brave and completely unprepared.”

“Clary," he whispered. There was a thump, and she realized he had fallen to his kees by the side of her bed. She didn't move, but her body tightened. His voice was a whisper. "Clary, it's me. It's me.”

“He did his best to interest the girl in himself—that is to say, his work—and she, after the manner of women, did her best to appear interested in, what behind his back, she called "Mr. Wressley's Wajahs"; for she lisped very prettily. She did not understand one little thing about them, but she acted as if she did. Men have married on that sort of error before now.”