But it was her room--he had learned that; and thereafter he strayed there often, hiding under a dark tree on the opposite side of the street and smoking countless cigarettes.

One afternoon he saw her mother coming out of a bank, and received another proof of the enormous distance that separated Ruth from him.

She was of the class that dealt with banks.

He had never been inside a bank in his life, and he had an idea that such institutions were frequented only by the very rich and the very powerful.
In one way, he had undergone a moral revolution.

Her cleanness and purity had reacted upon him, and he felt in his being a crying need to be clean.