if he had to narrow it down to one thing.....an accurate idea of who he is, what he's like, what he can change and can't, and what he is and isn't responsible for.
bucky: well while we're cinderella fairies handing out our own projections, donnie could also use knowledge of the fact that every thing that goes wrong around him is NOT his fault
Confidence........... he can sure be superior at times, act superior even more, but wow, does he forget very easily what he's good at, how good at it he is, how others believe in him, and what idea he wants to stick behind
hypocrite