I never understood the idea that you're supposed to mellow as you get older. Slowing down isn't something I relate to at all. The goal is to continue in good and bad, all of it. ↗
Though why should we expect age to mellow us? If it isn't life's business to reward merit, why should it be life's business to give us warm, comfortable feelings towards its end? What possible evolutionary purpose could nostalgia serve? ↗