As our knees and hips and eyesight deteriorate, we become more dependable, less impulsive, kinder, and less moody. Psychologists call this the maturity principle. My own life experience fits this principle to a T.

As our knees and hips and eyesight deteriorate, we become more dependable, less impulsive, kinder, and less moody. Psychologists call this the maturity principle. My own life experience fits this principle to a T.

Many things matter other than our measured intelligence, so let's get to work on them.

My dad was not super-intentional in his parenting. He was very self-absorbed. I won't say mean or selfish per se, but very self-absorbed. I think he was just thinking out loud.

I now have Grit Scale scores from thousands of American adults. My data provide a snapshot of grit across adulthood. And I've discovered a strikingly consistent pattern: grit and age go hand in hand. Sixty-somethings tend to be grittier, on average, than fifty-somethings, who are in turn grittier than forty-somethings, and so on.

When people think of the word 'drive,' they often think you have it or you don't, and that's where we're wrong. Drive is something that can be encouraged by a wonderful teacher, by a terrific classroom environment, by an awesome soccer team that you are on, and it can be squashed as well.

I was a good novice teacher, but I did the things that were obvious. I stayed for lunch for extra tutoring, gave kids my cell phone, and was available. In my first year of teaching, I ended up doubling the math time that a conventional school would have. But I don't think any of these things were path-breaking or unusual.