Some of the patterns in the numbers are intrinsic (e.g. the alternation of even and odd) and others are artifacts of our use of base 10 (e.g. multipl… - Paul Graham

Winners tend to underestimate the role of luck in outcomes, and losers to overestimate it. So all other things being equal, someone who is always talking about luck is probably a loser.

If showing movies in theaters wasn't Hollywood's original business model, it would seem a pretty niche idea. Pay to watch a movie at a set time in a big room with a bunch of other people? Someone proposing this would have a hard time getting studios to take the idea seriously.

Users are a double-edged sword. They can help you improve your language, but they can also deter you from improving. So choose your users carefully, and be slow to grow their number. Having users is like optimization: the wise course is to delay it.