Seldom will your attitude and deeds in your personal life have any effect on your professional one. You can be the worst friend, the worst family member, and the worst roommate , and—barring any sort of criminal convictions, massive scandals, or anything personal affecting your performance at work—no one is going to fire you for it. While this may be the case, how you conduct yourself matters; call it Karma, if you will, but sooner or later, your actions are going to have consequences down the…