There is an infinite selection of things that I could test in life, so I generally will look for a critical mass of word that comes back to me. At this point I have hundreds of friends who are the best at what they do, arguably number one in the country or in the world. I will oftentimes just kind of throw a volley out to people, ask them what they're obsessing on or what they find interesting that's on the fringe. If the same answer comes back a few times, I'm like, "Okay."

If you let pride stop you, you will hate life

If everyone is defining a problem or solving it one way and the results are subpar, this is the time to ask, What if I did the opposite? Don't follow a model that doesn't work. If the recipe sucks, it doesn't matter how good a cook you are.

It's amazing how someone's IQ seems to double as soon as you give them responsibility and indicate that you trust them.

Luxury is feeling unrushed. It is designing a life that allows you to do what you want with high leverage, with many options, all while feeling unrushed.

I value self-discipline, but creating systems that make it next to impossible to misbehave is more reliable than self-control.

By working only when you are most effective, life is both more productive and more enjoyable. It's the perfect example of having your cake and eating it, too.