Simplifying is understanding something so deeply that you get to its essence and you can remove everything that is not its essence.
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Any fundamental analysis of Tesla requires holding dozens of contradictory concepts in the mind at the same time. Perhaps that's why hardly anyone still bothers. Their forecasts are pretty much guaranteed to be wrong: And, since there's no evidence that earnings matter, what exactly is the point of forecasts?
FT Alphaville
The best time to buy a house is always five years ago. The best time to start a company is always five years ago. The best time to invest is always five years ago. Waiting for certainty is just a sophisticated way of opting out.
Paul Graham — Y Combinator office hours transcript
The best business returns are usually achieved by companies that are doing something that it's hard or impossible for you to do to them. Every year they get harder and harder to compete with. They have an ever-widening moat around their castle, and the key is not 'how big is the castle today?' but 'what is the trajectory of the moat?'
Warren Buffett — Berkshire Hathaway Annual Meeting