Elon Musk argues:
I think it’s important to reason from first principles rather than by analogy. The normal way we conduct our lives is we reason by analogy. We are doing this because it’s like something else that was done, or it is like what other people are doing. Slight iterations on a theme. “First principles” is a physics way of looking at the world. What that really means is that you boil things down to the most fundamental truths and then reason up from there. That takes a lot more mental energy.
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