" She focused on Jacin. Though he tried to stifle it, Jacin grinned, overwhelmed with relief. There had been so many moments when he’d been sure he would never see her again. “Hey, Trouble,” he whispered. Her lips stretched into a tired smile. Her hand bumped into the walls of the tank as if she wanted to reach for him, and Jacin scooped it up and squeezed. "

― Marissa Meyer , Winter (The Lunar Chronicles, #4)