If you want extensive familiarity, accurate factual knowledge, richly detailed predictive models, and thorough practical mastery of some part of] the territory (that is, if you want deep mastery), then you will have to engage in patient and direct observation.
There’s something strangely compelling about this sentence, but I can’t say I understand yet why it’s true.
There’s something strangely compelling about this sentence, but I can’t say I understand yet why it’s true.