@Silver CarrotRight now, he's sorta talking in circles to himself. He's bringing down the idea that "the power of friendship" and good will are going to help him master his mutation. He believes that practice and skill alone are going to help him achieve his goals, and his mental state will have no effect on that.
He's also having trouble reminding himself that as the leader, he can't do it alone.
Shawn doesn't
want to think that having friends back him up and criticize him will help, but he knows that he needs help and the viewpoints of his friends and teammates to help him get better.