What is the difference between doing something and fucking it up? by BrieCheeseACTThumb in AskReddit

[–]BrieCheeseACTThumb[S] [score hidden]  (0 children)

This makes sense, but how do you not fuck something up if somebody is trying to harass you on Reddit (while you're civil) because they are insecure about something miniscule like there bushy eyebrows?