Trish Blackwell has a couple of these #whatmakesYOUconfident videos with more to come. I love the motto that Todd Durkin has here:
Ready... Fire... Aim
I've backed off from many things because I let myself psych myself out. Once that fear got in the way it made it so much harder to overcome. Since hearing this I've tried to do just that and although it may sound a little reckless at times you'd be surprised how well it works.