Just because you know what you want doesn't make you arrogant. Unless you start behaving arrogantly. As a preventive measure, try to be helpful to other people in the beginning of the week. (and don't bore them with details about your new health regimen! ) wednesday and thursday, be as good-natured as possible, and be at the ready with solutions to the problems that your new ideas present. With all of the attention, you're under a lot of scrutiny. Friday is not the time to strike any financial deals.