I find reading the quotes from http://www.quotegarden.com/confidence.html to be helpful and inspiring in building self confidence, I hope it helps some of you as well 
i enjoyed that oneI've spent most of my life walking under that hovering cloud, jealousy, whose acid raindrops blurred my vision and burned holes in my heart. Once I learned to use the umbrella of confidence, the skies cleared up for me and the sunshine called joy became my faithful companion.