If you are going to start a business or apply for a job, you need to be able to believe you can do it. Be proud of what you have achieved and what you can do.
Do you have a hobby you are truly passionate about? You may just be able to take that passion and focus and turn it in to a business. People often don't take the risk, but if you truly love and focus on making it work. It's possible.
There is no elevator to success. You have to take the stairs.