In the building I live in on Park Avenue there are ten people who could buy the Yankees, but none of them could hit the ball out of Yankee Stadium.
The poet exposes himself to the risk. All that has been said about poetry, all that he has learned about poetry, is only a partial assurance.
Surgery is a complicated thing to talk about, but I guess it could also be a dangerous thing to play with if you're not very secure about what you're doing.