
I think we are all insecure, and there is nothing wrong in accepting that. But the problem arises when we try to counter this insecurity by cultivating this illusion of control, and we start taking ourselves and everything we know too seriously.
I have songs that define characters from each film of mine. It can be a song from that particular film or something that just goes with the wavelength of the film; you listen to it, and it gives you that rhythm. I can't articulate how it helps, but it somehow gives you an understanding of the character.