I think the tone of the show has certainly changed over the years, because it's really, really hard to do something different when you have a show going on as long as this has.
Film critics said I gave a voice to the fear we all have: that we'll reach a certain point in our lives, look around and realize that all the things we said we'd do and become will never come to be - and that we're ordinary.
I make progress by having people around me who are smarter than I am and listening to them. And I assume that everyone is smarter about something than I am.