The entire principle of a blind taste test was ridiculous. They shouldn't have cared so much that they were losing blind taste tests with old Coke, and we shouldn't at all be surprised that Pepsi's dominance in blind taste tests never translated to much in the real world. Why not? Because in the real world, no one ever drinks Coca-Cola blind.

In fact, researchers have settled on what they believe is the magic number for true expertise: ten thousand hours.

There's no idea that can't be explained to a thoughtful 14-year-old. If the thoughtful 14-year-old doesn't get it, it is your fault, not the 14-year-old's.

We prematurely write off people as failures. We are too much in awe of those who succeed and far too dismissive of those who fail.

Clear writing is universal. People talk about writing down to an audience or writing up to an audience; I think that's nonsense. If you write in a way that is clear, transparent, and elegant, it will reach everyone.

You can learn as much - or more - from one glance at a private space as you can from hours of exposure to a public face.

It is those who are successful, in other words, who are most likely to be given the kinds of special opportunities that lead to further success. It’s the rich who get the biggest tax breaks. It’s the best students who get the best teaching and most attention. And it’s the biggest nine- and ten-year-olds who get the most coaching and practice. Success is the result of what sociologists like to call “accumulative advantage.