[header] How to deal with someone who is always mean to you [title] When someone is mean to you, think of the rule, " treat others how you want to be treated ". [step] You need to know everyone is different. So just be nice to them, even if they get on your nerves. 
[title] If it doesn't work, then just practice a small lecture, and then when you're ready, tell them. [step] And keep a serious, but sweet face.