" Bow or not? Call back or not? Recognize him or not?" our hero wondered in indescribable anguish, "or pretend that I am not myself, but somebody else strikingly like me, and look as though nothing were the matter. Simply not I, not I—and that's all," said Mr. Golyadkin, taking off his hat to Andrey Filippovitch and keeping his eyes fixed upon him. "I'm . . . I'm all right," he whispered with an effort; "I'm . . . quite all right. It's not I, it's not I—and that is the fact of the matter. "

― Fyodor Dostoevsky , The Double