“The normal way we conduct our lives is we reason by analogy,” With analogy we are doing this because it’s like something else that was done, or it is like what other people are doing.
With first principles you boil things down to the most fundamental truths … and then reason up from there.”
The first-principles approach has deep roots.
Over 2300 years ago, Aristotle said that a first principle is the “first basis from which a thing is known” and that pursuing first principles is the key to doing any sort of systemic inquiry — whether in philosophy, or in business.