Once you've found something you're excessively interested in, the next step is to learn enough about it to get you to one of the frontiers of knowledge. Knowledge expands fractally, and from a distance its edges look smooth, but once you learn enough to get close to one, they turn out to be full of gaps.
“There’s the old anecdote we were all taught in Psych 101,” Martin said, “which is that physical environment matters. I think a separate device matters here: sometimes you’re reading, and you’re in a slow section, and you have that random thought, like, what was that thing I wanted to buy on Amazon? And you’re there without thinking about it.” A... See more