But it's keeping her straight.

If I broke it"-- his hand dropped to his side and he stood for a moment quite still--"he drags her under." His gaze rose to hers.
"I guessed it long ago," she said, in a choked voice.

"And loved you for it." Next instant she leaned forward, took his temples between her hands, and lightly touched his brow with her lips.

"Go, go!" she exclaimed, with an accent of despair.
She herself turned and went quickly out of the room..