activity. Sitting very erect on the end of his spine with hands joined in his lap, making no movement except that he revolved his thumbs around each other faster or slower, he faced his interlocutor and seemed to be hearing with his eyes as well as his ears. He listened with his mind and attentively considered what you had to say while you said it … At the end of an interview the person who had talked to him felt that he had had his say.”