if someone is annoying you, just say "they're not even worth my time."
if someone is making 당신 upset, just say "look how carless and mean he/she/they are/is."
if someone doesn't believe you, just say "i can't do anything to change your mind."
if someone doesn't like the way 당신 are, 또는 they want to change something about you, say "i didn't make myself like this. this is how i was born. take me as i am, 또는 don't accept me at all."
if someone is bullying 당신 for "no reason", it's because they like you, 또는 is jealous of you, 또는 it's the spirits clashing.