From Further Secrets of Adulthood.

I’m always surprised by how much I can get done in a relatively short period of time if I really settle down to it. I’ve learned that from my habit of Power Hour, for instance.

But we always need to remember that we may have less time than we think, too. If nothing else, the passage of time itself will bring about changes and endings. On this subject, and of everything I’ve ever written, I think this one-minute video, The Years Are Short, resonates most with people.