Most of us have worked with someone whose negativity overshadows everything else. For one of my clients, this showed up in the form of her boss. Every time her phone rang and saw his name pop up, her first thought was, “Oh no, what did I do wrong this time?” The constant stream of criticism and rework of tasks she’d been doing left her feeling disempowered and drained. And yet, as we worked together, she realized an important truth: she couldn’t change her boss. What she coul