Andy Pettite was a fine athlete, a true gentleman, and a great Yankee. I’m writing about him in the past tense, of course, because he’s going to pitch for some team in Texas, which means the effective end of his meaningful baseball career. It also means the end of an era for the Yankees. The team of the mid to late 1990s is now all but gone. Pettite stood for their talent, their grit, and – dare I say – their virtue. He’ll be missed…