This, he thinks, is his punishment for depending on others: one by one, they will leave him, and he will be alone again, and this time it will be worse because he will remember it had once been better. He has the sense, once again, that his life is moving backward, that it is becoming smaller and smaller, the cement box shrinking around him until he is left with a space so cramped that he must fold himself into a crouch, because if he lies down, the ceiling will lower itself upon him and he will be smothered.
