A: When you pucker up near someone's posterior, you're lucky if your own words are all you end up eating.
It's possible to be civil ("Good luck") without being insincere ("You'd be sooo good at it"). Even if you were just trying to smooth things over with Jane, your confession probably has your boss feeling around her own back for a knife handle. Whether Jane is promoted or not, it's probably best give this toxic situation the kiss-off and find a job where you can work on paying your co-workers more than lip service.
Karla L. Miller writes an advice column on navigating the modern workplace. Each week she will answer one or two questions from readers. Miller has written for and edited tax publications for 16 years, most recently for the accounting firm KPMG's Washington National Tax office. You can find her on Twitter, @KarlaAtWork.