It's both. You can develop confidence by achieving goals and basically learning to trust yourself and your abilities. You can also develop it through sheer ignorance. Recall how confidently the idiots told you to trust the experts and take the clot shot.
It's both. You can develop confidence by achieving goals and basically learning to trust yourself and your abilities. You can also develop it through sheer ignorance. Recall how confidently the idiots told you to trust the experts and take the clot shot.