iron maiden for more than 40 years bruce dickinson has been its lead singer.is out with a memoir of sorts "what's this button do?" >> i don't do things i'm not passionate about. obviously, passion sometimes varies. you think, i really don't want to get out of bed this morning," but that's just being a normal human being. what does this book do? my father always told me, have a go at everything when you're a kid. you never know what is going to stick. and then the other thing they got from him was finish what you start. so when i've started on things that i feel really passionate about-- like flying little airplanes-- i never had any idea. it wasn't an end game, that i was going to be the captain of a 747. if you had asked me, i would have gone, "no, that's never going to happen." and the same thing when i started singing. i had no end game that i was going to be in, you know, one of the biggest rock 'n' roll bands in the world 859. that's like, what, are you kidding me? that's not credible. but just one thing happens after another, anduddenly, you end up on li