Don't Anesthetize Your Colleagues with Bad Writing
Harvard Business Review
JANUARY 28, 2013
And remember what George Washington said when questioned about the fallen cherry tree: not "It was accomplished by utilizing a small, sharp-edged implement," but "I used my little hatchet.". This guideline is hardly absolute — sometimes passive voice is the most natural way to say what you're saying. It seems obvious that you shouldn't put your audience to sleep, doesn't it?