A lot of times I go back to record and to make a tour, but I'm very happy to do it, because it gives me an opportunity to dig and hear what's going on.
It's certainly not just a spot opinion; it's something that obviously has been building up for years. It is also very good for publicity, and it is the kind of recognition that maybe will help financially, also.
When you know the lyrics to a tune, you have some kind of insight as to it's composition. If you don't understand what it's about, you're depriving yourself of being really able to communicate this poem.