Rick White argues that replacing "should" with "must" is what separates thriving shops from failing ones. Confidence comes after you do the work, not before. Keep a to-do list of musts instead of shoulds.
Chapters
But you see, there's a gap between should and do. Okay? Your business, your shop is either gonna be built or broken in that gap. Tony Robbins says we should all over ourselves. And I think that's really true because should never changes your business. Only a must does. You gotta understand that everything new sucks first. You need to understand that confidence is on the other side of competence. You don't get confident and then do it. You do it and then you get confident. Listen, get a to-do list, not a should list. That's what's gonna make all the difference in the world, in your shop, in your life, everything.