Rock never meant the same thing to everyone, but when I was growing up in the late seventies, everyone could identify the five, ten bands that formed the center.
What's important is to get into shape and then not to have to worry about it. I don't want to get on stage and not being able to do something. Not being physically fit doesn't work for me.
Most frontmen are not born hams like David Lee Roth. We're more like Joey Ramone: awkward geeks who somehow find our place in the world on the stage.
The hardest people to reach with the love of God are not the bad people. They know they are bad. They have no defense. The hardest ones to win for God are the self-righteous people.