We need to take a good long look at what we think will make our lives better. We often don't know if confidence is really what we're looking for... So why not take a breath and simply shoot for happy in the best way we know how?
Happiness is a process. It's learned. Practice it like you practice an instrument or sport: every day and with as much teen-aged girlish enthusiasm as you can. It doesn't seem to matter where you start. Buy a book about it, or google "how to be happy". . .