The difference between a confident person and an unconfident person is simply that the confident person acts on their ambitions and desires and doesn’t let fear of failure stop them.

Confidence is the purity of action produced by a mind free of doubt.

confidence is a choice ... to act, or to do, or to decide.

Policy makers have plainly failed both here in the United States and in Europe as well. People who have suffered because of that. And when they say, Throw out economists, we don't trust economists anymore, you can totally understand why.

we found that success correlates more closely with confidence than it does with competence. Yes, there is evidence that confidence is more important than ability when it comes to getting ahead. This came as particularly unsettling news to us, having spent our own lives striving toward competence.