The legendary, affable New York Yankee catcher Yogi Berra had a way with words. When he would say, “It ain’t over til it’s over,” he meant to encourage those on the brink of defeat not to give up.On the other hand, when Dr. Anthony Fauci, the chief medical adviser to the president, makes a similar expression about the COVID-19 pandemic, it is meant to tone down enthusiasm about the end of the disease and urge us continue to keep up with our precautions.Not very good news for those of us who are …