In her talk Listening to Shame, researcher and storyteller Brené Brown describes vulnerability as the birthplace of innovation, creativity and change. She explains how shame (fear of failure) can prevent us from "daring greatly."
In this talk,The Power of Vulnerability, Brené defines shame as the universal fear of disconnection. She advises us that in order to have connection, we need to embrace being vulnerable.
Also on the topic of shame...
In her book and CD titled Radical Acceptance, Tara Brach, psychologist and Buddhist meditation teacher, shows us how to free ourselves from the grip of our insecurities about not being good enough through a program of guided meditations and skill building exercises.