I got interested in the idea of music that could make itself, in a sense, in the mid 1960s really, when I first heard composers like Terry Riley, and when I first started playing with tape recorders.
I can see the use and value of religion, just as I can see the use of mud wrestling, yoga, astronomy and sadomasochism. but I reject the idea that you can't be a deep human being without it or any of them.
In the 19th century, a lot of people were against outlawing child labour, because to do so would be against the very foundations of a free market economy: 'These children want to work, these people want to employ them... what is your problem? It's not as if anyone has kidnapped them...'
At the beginning of the 20th century, the ambition of the great painters was to make paintings that were like music, which was then considered as the noblest art.
A big ego isn't necessarily a bad thing. A big ego means that you have some confidence in your abilities, really, and that you're prepared to take the risk of trying them out.