I believe some people just don't realize how ungrateful they are being. And if you try to show, maybe without the right touch in the process, they even end considering you are the wrong one. Yeah, damn. I want to live by myself, but because some reasons I can't and need to endure some ungrateful moments...
hahaah welcome to my life "WHAT DO YOU MEAN YOU CHARGE MORE THAN THE PART COSTS TO INSTALL IT AND OFFER WARRANTY?!"