a champion thinking

"Once you know you can do something, then you know you can do it."
- Jimmy Walker, 2016 PGA Champion

"All you need is ignorance and confidence and the success is sure."
- Mark Twain

"I'm too dumb to be insecure."
- Michael Caine

Image source here.

"The landscape with its violent, pure colours dazzled and blinded me. I was always uncertain..." 

- Paul Gauguin regarding his time in the South Pacific

Less-Confident People Are More Successful

1. Lower self-confidence makes you pay attention to negative feedback and be self-critical
2. Lower self-confidence can motivate you to work harder and prepare more
3. Lower self-confidence reduces the chances of coming across as arrogant or being deluded

Harvard Business Review article here.