I don't think I'll ever be able to take anyone seriously who describes "algorithms" as a threat. I know what they mean, but that usage is like descri… - Paul Graham

It's not a sufficient defense of activism to claim that it "increases awareness" of a problem. There are forms of activism that increase awareness and yet set back efforts to solve the problem.

Founders often wonder whether they should raise money from investors. The answer to that one is surprisingly simple. You should raise money if and only if you (a) need money and (b) are currently appealing enough to get it.

Being mean makes you stupid. That's why I hate fights. You never do your best work in a fight, because fights are not sufficiently general. Winning is always a function of the situation and the people involved. You don't win fights by thinking of big ideas but by thinking of tricks that work in one particular case. And yet fighting is just as much work as thinking about real problems.