 talk about running out of time, feel like they're running out of time to build the career that they want or to fall in love or to do things that they want to do. As somebody who's achieved such incredible milestones in your 60s and 70s and 80s and now 90s and sounds like you still have goals and milestones you want to achieve, do you have any reflections that you want to share just about the passage of time and the idea of there being enough time?