If I have taken part in anything perceived as the fame machine, it's been my choice. My motivations certainly have been different from some people's that I've worked with. But it's okay to work equally passionately for two different reasons.
If you develop a pure and sincere motivation, if you are motivated by a wish to help on the basis of kindness, compassion, and respect, then you can carry on any kind of work, in any field, and function more effectively.
Let's say you went to Harvard or Oxford or Cambridge, and you said, 'I've come here because I'm in search of morality, guidance and consolation; I want to know how to live,' - they would show you the way to the insane asylum.
Inspiration comes from so many things that it's hard to define what that is or when it happens. It's always been a strong feeling that comes over me in a given moment, and it feels like hope, desire, strength, magic, excitement. A supreme motivation to create or do something special. To win for love.