" Annabeth didn’t want to sleep, but her body betrayed her. Her eyelids turned to lead. “Percy, wake me for second watch. Don’t be a hero.”
He gave her that smirk she’d come to love. “Who, me?”
He kissed her, his lips parched and feverishly warm. “Sleep. "

― Rick Riordan , The House of Hades (The Heroes of Olympus, #4)