We’ve all experienced it—something unexpected happens and changes everything. Sometimes, that something turns a peaceful morning or productive work day into a stomach-churning ordeal. Other times, it fills us with excitement and lifts us out of our rut. Despite our best laid plans and intentions, we can’t predict or control what might happen at any given moment. “Go with the flow,” we’re often told, and it feels good thinking or saying it. But how do we actually do that?