charlie put both hands on the counter to keep them from shaking , then spoke slowly and deliberately , like he was speaking to someone for whom english was a second language : `` lily , i 'm having kind of a bad month , and i appreciate that you are throwing away your education so you can come here and alienate customers for me , but if you do n't sit down and show me a little fucking human decency , then i 'm going to have to let you go . ''