His hands and feet multiplied themselves, and his vocabulary seemed to contain no more than a dozen slang phrases.

He was conscious of the fact that his collar was too high and his clothes a little too bold in pattern, and he was definitely certain for the first time in his life, that he had not yet discovered a barber who knew how to cut hair.
Overeager to emphasize her realization of the change in her relationship to Joan, overanxious to let it be seen at once that she was merely an affectionate and interested visitor and not a mother with a budget of suggestions and corrections and rearrangements, Mrs.Harley added to the complication.

Usually the most natural woman in the world with a soft infectious laugh, a rather shrewd humor and a neat gift of comment, she assumed a metallic artificiality that distressed herself and surprised Joan.

She babbled about absolutely nothing by the yard, talked over George's halting but gallant attempts to make things easy like any Clubwoman, and in an ultra-scrupulous endeavor to treat Joan as if she were a woman of the world, long emancipated from maternal apron strings, said things to her, inane, insincere things, that she would not have said to a complete stranger on the veranda of a summer hotel or the sun deck of a transatlantic liner.

She hated herself and was terrified.
For two reasons this unexpected lunch was an ordeal so far as Joan was concerned.