"Am I really ready to rock?"
Are you ready to rock?
How sure are you that you're really ready to rock?
How do you know, really?
What if you're wrong?
If you are ready to rock, and you are sure about it, when did you first realize that you were ready to rock?
Do you think it's possible to be BORN to rock?
Do you think it's possible for someone to think they're ready to rock, and in fact be quite sure about it, and then they go out and rock, but it turns out, afterwards, that they weren't ready to rock at all?