i am pleased to have yitzhak perlman back at this table. welcome. >> thank you. >> rose: what's been going on in your life? >> well... >> rose: teaching and music. >> well, my life has really changed. it's still in music, which is wonderful. i think the last time i saw you maybe i did mostly performing. now i do performance, conducting and, of course, teaching and not only my teaching at the perlman music program but also teaching a at the juilliard school. so i'm really... >> rose: teaching violin or something else? >> violin. one on one, teaching violin, yes. >> rose: oh, one on one. >> yes. master classes i do very, very infrequently. i basically... when i teach at juilliard or the perlman music program, everybody sees me one on one. >> rose: and what are you looking for? >> (laughs) well, you look for... you look for the spark. you look for the passion. how do you define talent? it's a combination. there's... and it's very, very interesting because toby and i... my wife toby and i listen to d.v.d.s because we have people who want to com