He knew only that there was some important difference between his actions and theirs. It had ceased to disturb him long ago. But he always looked for a central theme in buildings and he looked for a central impulse in men. He knew the source of his actions; he could not discover theirs. He did not care. He had never learned the process of thinking about other people. But he wondered, at times, what made them such as they were. He wondered again, thinking of the Dean. There was an important secret involved somewhere in that question, he thought. There was a principle which he must discover.
