As day after day flies by, in these increasingly hectic times, we are busily occupied in the office, in the ward, or in the lab, treating patients or carrying out research, wielding stethoscopes, pills, test tubes, electrocardiographs, and the other paraphernalia of our trade, reassuring an anxious parent, or breathlessly dashing off to apply the paddles to resuscitate a patient who’s turned blue—in short, up to our ears in cardiological pursuits...