Although there are some enormously gifted lecturers and preachers who do create community with oratory, I like to do anything I can to engage my students with each other, with me, and with the subject. And the subject, I think, always has to take prominence.
No one will deny that the soul of Pythagoras was sent to mankind from Apollo's domain, having either been one of his attendants, or more intimate associates, which may be inferred both from his birth, and his versatile wisdom.