Lands' End has undergone three major changes over the past couple of decades. The first was the introduction of an 800 number, in 1978; the second was express delivery, in 1994; and the third was the introduction of a Web site, in 1995. The first two innovations cut the average transaction time-the time between the moment of ordering and the moment the goods are received-from three weeks to four days. The third innovation has cut the transaction time from four days to, well, four days.

The conventional explanation for Jewish success, of course, is that Jews come from a literate, intellectual culture. They are famously "the people of the book." There is surely something to that. But it wasn't just the children of rabbis who went to law school. It was the children of garment workers. And their critical advantage in climbing the professional ladder wasn't the intellectual rigor you get from studying the Talmud. It was the practical intelligence and savvy you get from watching your father sell aprons on Hester Street.

...mediocre people find their way into positions of authority...because when it comes to even the most important positions, our selection decisions are a good deal less rational than we think.

Innovation-the heart of the knowledge economy-is fundamentally social.

It's just strange to think that so much of our enjoyment from sports comes from the elevation of arbitrary differences.

We sometimes think of being good at mathematics as an innate ability. You either have "it" or you don't. But to Schoenfeld, it's not so much ability as attitude. You master mathematics if you are willing to try.

being able to act intelligently and instinctively in the moment is possible only after a long and rigorous of education and experience