Before Twitter, people used to send angry messages called "hate mail" to (usually) famous people they were mad at. Now when they get mad at someone, … - Paul Graham

The other thing that's different about the real world [compared to high school] is that it's much larger. In a large enough pool, even the smallest minorities can achieve a critical mass if they clump together.

Figuring out what a startup should say to investors is strangely useful for figuring out what it should actually do. Most people treat these questions as separate, but ideally they converge. If you can cook up a plausible plan to become huge, you should go ahead and do it.

I suspect few housing projects in the US were designed by architects who expected to live in them. You see the same thing in programming languages. C, Lisp, and Smalltalk were created for their own designers to use. Cobol, Ada, and Javawere created for other people to use. If you think you’re designing
something for idiots, odds are you’re not designing something good, even for idiots.