You know how sometimes programmers on Hacker news talk about toxic team mates who are hard to work with and bog the whole team down through arrogance?
Becoming furious when someone asks you a question and truly wishing they'd waste half a day deriving it from first principals themselves rather than just asking you and having an answer in 30 seconds makes you one of those toxic team mates.
Modern software development is a team game. The average speed of the team is what matters, not your personal speed.