They and I

"It is not a large house," I said. "We don't want a large house. Two spare bedrooms, and the little three-cornered place you see marked there on the plan, next to the bathroom, and which will just do for a bachelor, will be all we shall require-at all events, for the present. Later on, if I ever get rich, we can throw out a wing. The kitchen I shall have to break to your mother gently. Whatever the original architect could have been thinking of-"