You can't fuel real economic growth with indiscriminate credit. You can only fuel it with well-allocated, long-term investment.

In part because individual judgement is not accurate enough or consistent enough, cognitive diversity is essential to good decision making.

The fact that industries wax and wane is a reality of any economic system that wants to remain dynamic and responsive to people's changing tastes.

I tend to have a hard time working on pieces long before they're due. That's why I think the fact that I write a column is really good for me - the column has to be done, and there's no getting around it.

The important thing about groupthink is that it works not so much by censoring dissent as by making dissent seem somehow improbable.

Unfortunately, there is something of a flaw in this idealized picture of the way the scientific community discovers truth. And the flaw is that most scientific work never gets noticed. Study after study has shown that most scientific papers are read by almost no one, while a small number of papers are read by many people.

Being out of a job can erode people's confidence and their sense of possibility; and employers, often unfairly, tend to take long-term unemployment as a signal that something is wrong.