With the nervous ones it was sound policy to drop the policeman role at first, and try to sound like somebody else—somebody who, quite naturally, asks a lot of questions. Saul began slipping into the personality of his own family physician, which he usually used at such times. He made himself feel a stethoscope hanging about his neck.
I like this idea of feeling an imaginary stethoscope around your neck to play at inquisitive physician
