Everyone says you're a liar. (大家都说你是个骗子.)
I don't care what they say. (我才不在乎他们说什么呢.)
I don't care what they might say.
What they say doesn't matter to me. (他们说什么都跟我没关系.)
I don't care what anyone says.
Other people's opinions don't matter to me. (别人说什么对我来说不重要.)
I'm not concerned about what they may say.
