I have a friend who is fond of saying, “Low expectations are the key to happiness.” We always have a laugh when she says it, and I agree—to a point—with her perspective. Over time, I have learned the hard way to keep my expectations low around things I don’t control. Take  the Washington Nationals, for instance. As long as the Lerners (the owners) and Mike Rizzo (the General Manager) . . . fire and hire managers without regard for their records or experience (see: Baker, Dusty and Martinez, Davey); refuse to spend money to acquire help in the bullpen when the team obviously has a need (see: bullpen meltdown in the heat of a pennant race vs. lowly Marlins on Saturday and Sunday, September 21-22 and aforementioned Davey Martinez); and expect some of the best players in baseball (see: Rendon, Anthony) to give them a hometown discount instead of offering what they are worth on the open market . . . I find I enjoy the experience of Nationals baseball a great deal more when …