People who say that can’t do things when they’ve never tried (basic DIY, oil change, bike maintenance, etc)
People who say they don’t like a certain food when they’ve never tried it.
What the hell goes through people’s heads when they park across 2 spaces.
People that don’t wash their hands after using the loo… then going back to their table to finish their meal. grim.
People in general really… and cats. Like a previous poster on here… I don’t get cats.
(this is just a bit of a rant really… not sure if it’s what the OP had in mind but I feel better ;)