I know I'm stronger in the songs than I really am. Sometimes I need to hear it myself. We all need to hear those empowering songs to remind us.

To me, the most important thing - aside from meeting people's physical needs, whether that's education, health care, clothing, food, a roof over their heads - is changing the mind-set and educating people. And most of all, most important, is empowering people and making them self-sustaining.

I felt like, for so many years - and I still even feel it - as a girl, you can't really expect to go on stage and dress like a boy and jump around and scream with the audience and mosh and stuff, and every time that happens, I feel really proud.

To me, power is making things happen without asking for permission. It's affecting the way people perceive themselves and the world around them. It's making people stand up with pride.

Building capacity dissolves differences. It irons out inequalities.

As the mother of two girls, it's important to me that they see themselves too-in books, films, and on runways. It's important to me that they see themselves as CEOs, as bosses, and that they know they can write the script for their own lives-that they can speak their minds and they have no ceiling.