But in the end, mastery involves working and working and showing little improvement, perhaps with a few moments of flow pulling you along, then making a little progress, and then working and working on that new, slightly higher plateau again. It's grueling, to be sure. But that's not the problem; that's the solution.

The billable hours is a classic case of restricted autonomy. I mean, you're working on - I mean, sometimes on these six-minute increments. So you're not focused on doing a good job. You're focused on hitting your numbers. It's one reason why lawyers typically are so unhappy. And I want a world of happy lawyers.

Rewards can deliver a short-term boost—just as a jolt of caffeine can keep you cranking for a few more hours. But the effect wears off—and, worse, can reduce a person’s longer-term motivation to continue the project.

I think the more important task for a young person than developing a personal brand is figuring out what she's great at, what she loves to do, and how she can use that to leave an imprint in the world. Those are tough questions, but essential ones. Answer those - and the personal brand follows.

Typically, if you reward something, you get more of it. You punish something, you get less of it. And our businesses have been built for the last 150 years very much on that kind of motivational scheme.

I think this book, Matthew Desmond's "Evicted: Poverty and Profit in the American City.", if you have a friend who is a public official, hand him or her this book. It's that important. And this book raises some serious questions about what kind of country do we want to be.

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