The machinery for learning new things becomes creaky. It’s not easy or comfortable to get that old mainframe up and running again. So many things in life are not easy or comfortable already! Why opt in to another one? And do I even have room in my brain, on my calendar, for another thing that I do ?

There's a myth that learning is for young people. But as the proverb says, “It's what you learn after you know it all that counts.” The middle years are great, great learning years. Even the years past the middle years. I took on a new job after my 77th birthday — and I'm still learning.

Learn all your life. Learn from your failures. Learn from your... See more