It is so common to write autobiographical fiction in which your own experience is thinly disguised.
I've always been so apathetic. I figured, OK, maybe the world is going to fall down around me. Now I want to make a better world... that's motherhood.
Tiger Woods, Larry Bird, Wayne Gretzky, a pitcher just before a game, I would imagine they all have nervous energy. But as you perform, the nervous energy dissipates and you start to relax and you start to do what you do best.