Anyone willing to do the work can develop an entrepreneurial mindset.

Entrepreneurial mindset: Enables you to overcome challenges, be decisive, consistent, and accept responsibility for your outcomes. It is a constant need to improve skill sets, build on what you have learned, learn from your mistakes, and take continuous action on your ideas no matter what.

Many of us already have an entrepreneurial mindset but lack confidence and knowledge. With the technology nowadays, it is far easier to learn what you need to know in order to follow your dream or achieve your goals. The older you get the more confident you get as well. You find that people are no different and we all make mistakes. Why should we be ashamed or embarrassed? Someone somewhere has made the exact same mistake you did. So just learn from it or leave in the past and move on. Stay focused on your goal.