باب دوست داشت یه تمرینی رو با شاگرداش انجام بده تکه کاغذی بهشون می داد و ازشون می خواست که چهره ی بغل دستیشون رو بسرعت بکشن. 
And he liked to do an exercise with his students where he got them to take a piece of paper and draw the person who sat next to them, their neighbor, very quickly, just as quickly as they could. 