Despite the emotional upheaval of the past hour, he stared at his child and blinked, suddenly certain that what he was doing now was the sole reason he'd been placed on this earth. To love another. To care for someone else, to help another person, to carry her worries until she was strong enought to carry them on her own. To care for someone unconditionally, for in the end that was what gave life meaning. And Lexie had given her life, knowing Jeremy that could do that.