Self-belief isn't something you either have or don't. That’s the reassuring truth. All those people who seem to be super confident likely weren’t born that way. Self-belief is built through evidence. Every time you do something hard, something that you didn’t think you could achieve, you give yourself proof that you're capable of more than you thought. For example, consider someone who's convinced they could never run. That single belief (“I’m not a runner”) doesn't just live