" He bent and put his lips to the spurt, drinking noiselessly, and then he sat up again and drew his shirt sleeve across his mouth. As he did this, he turned his face in her direction—and their eyes met. For a long moment they looked at each other in silence, the boy with his arm still raised to his mouth. Neither of them moved. At last his arm fell to his side. “You may as well come out,” he said, with a frown. "

― Natalie Babbitt , Tuck Everlasting