Here is the key insight (from, in my mind, Gilbert Ryle originally): There is a difference between knowing that, and knowing how. When you want to learn that

Here is the key insight (from, in my mind, Gilbert Ryle originally): There is a difference between knowing that, and knowing how. When you want to learn that something is the case, read.* When you want to learn how something is done, do. If you want to learn how to do something, and you are not doing the thing, then you might find yourself not learning. * You can take notes, summarize, and repeat.