Outstanding leaders go out of their way to boost the self-esteem of their personnel. If people believe in themselves, it's amazing what they can accomplish.
Great ideas come from everywhere if you just listen and look for them. You never know who's going to have a great idea.
High expectations are the key to everything.
I think I overcame every single one of my personal shortcomings by the sheer passion I brought to my work. I don't know if you're born with this kind of passion, or if you can learn it. But I do know you need it.