Great art is deeply ordered. Even if within the order there may be enormously instinctive and accidental things, nevertheless they come out of a desire for ordering and for returning fact onto the nervous system in a more violent way.
Why be an average person? All the great achievements of history have been made by strong individuals who refused to consult statistics or to listen to those who could prove convincingly that what they wanted to do, and in fact ultimately did do, was completely impossible.