You don't start at the top if you want to find the story. You start in the middle, because it's the people in the middle who do the actual work in the world.

Consistency is the most overrated of all human virtues... I'm someone who changes his mind all the time.

There will be statues of Bill Gates across the Third World. There's a reasonable shot that - because of his money - we will cure malaria.

When the students were asked to identify their race on a pretest questionnaire, that simple act was sufficient to prime them with all the negative stereotypes associated with African Americans and academic achievement. If a white student from a prestigious private high school gets a higher SAT score than a black student from an inner-city school, is it because she’s truly a better student, or is it because to be white and to attend a prestigious high school is to be constantly primed with the idea of “smart”?

I should point out that I have a picture of Asbel Kiprop as the screensaver on my phone. Is that embarrassing?

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.

My earliest memories of my father are of seeing him work at his desk and realizing that he was happy. I did not know it then, but that was one of the most precious gifts a father can give his child.