On a hike in San Francisco, Matt recommended I read “The Tail End” by Tim Urban on the Wait But Why blog—if you only read one article this month, make it that one. It uses diagrams to underscore how short life really is. Here’s just one gem: “It turns out that when I graduated from high school, I had already used up 93% of my in-person parent time.

Another huge time-suck is online entertainment, especially when it masquerades as work-related or educational. I was spending easily two hours a day on sites like hacker news and twitter. This is apparently below average.

The opportunity cost is huge - 2 hours per work day is 500 hours per year. Maybe I learned something from that aimless

The Buddhist teacher Susan Piver points out that it can be surprisingly radical and discomfiting, for many of us, to ask how we’d enjoy spending our time.9 But at the very least, you shouldn’t rule out the possibility that the answer to that question is an indication of how you might use your time best.