What I Wish Someone Had Told Me, by Sam Altman

Sam Altman from his persona blog

15.Compounding exponentials are magic. In particular, you really want to build a business that gets a compounding advantage with scale.

There are some insightful nuggets in this whole post, but this one really resonated with me. I think some often forget the true power of scale that zero-marginal cost internet technology has opened up in the last few decades.