The more I compose, the more I know that I don't know it all. I think it's a good way to start. If you think you know it all, the work becomes a repetition of what you've already done.

Music knows no barrier of age or culture. It isn’t about being politically correct or even making a statement. Music is what appeals to the ears and touches your soul.

I didn't see it coming at all. I just wanted to have this new experience with this team of Danny Boyle, Christian (Colson) and Simon (Beaufoy). It was like an excursion for me from my normal routine and the Indian movies I do and that helped.

My first experience of that was with my first movie which I did in India. And it was so different from other people. I find that "Oh my God." Every time the music is slow I feel that people are going to get up and go out. You get this nervousness. But, to my surprise, people starting singing the song even before it came in. They started singing along a week later, after release, which was very cool.

It had a language. It's a very emotional language that only exists in India, that part of [inaudible] so we wanted to use that. I had two versions - one with my voice and one with the girl's voice. But he preferred the girl's voice and he preferred my voice with an [inaudible].

I've been doing music for many years and after a point what is the motivation that drives you to compose and to do stuff? I did this song for the U.N., a fighting for poverty anthem. That's when I realized that I could do a foundation. And when I started the foundation, it was basically to fight poverty and to help - that kind of stuff.

Music is language itself. It should not have any barriers of caste, creed, language or anything. Music is one, only cultures are different. Music is the language of languages. It is the ultimate mother of languages.