There is more going on beneath the surface than we think, and more going on in little, finite moments of time than we would guess.

I'm someone who can provide an intellectual framework, but I can't tell people who are trying to sell Product X how to do that because I don't know, and I would be faking it if I attempted to step into that role.

Living a long life, the conventional wisdom at the time said, depended to a great extent on who we were-that is, our genes. It depended on the decisions we made-on what we chose to eat, and how much we chose to exercise, and how effectively we were treated by the medical system. No one was used to thinking about health in terms of community.

It's not how much money we make that ultimately makes us happy between nine and five. It's whether or not our work fulfills us. Being a teacher is meaningful.

Flom had the same experience...He didn't triumph over adversity. Instead, what started out as adversity ended up being an opportunity.

If your parents are billionaires, that might actually be an obstacle to your own happiness and self-development. If you go to Oxford or Harvard, that might actually thwart your desire to graduate with a science or math degree.

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.