Visionaries are limited by their visions.

In the act of tearing something apart, you lose its meaning.

The 10,000-hours rule says that if you look at any kind of cognitively complex field, from playing chess to being a neurosurgeon, we see this incredibly consistent pattern that you cannot be good at that unless you practice for 10,000 hours, which is roughly ten years, if you think about four hours a day.

What track needs to figure out: how to engage us between the races. Instead, the entire off-the-track conversation is about doping. This is how you kill a sport.

If you think advantage lies in resources, then you think the best educational system is the one that spends the most money.

I'm necessarily parasitic in a way. I have done well as a parasite. But I'm still a parasite.

The answer is that the success of any kind of social epidemic is heavily dependent on the involvement of people with a particular and rare set of social gifts.