Babe Ruth was real, insomuch that he existed categorically as a human. But everything about him, everything he accomplished, everything he’s gone on to represent, makes him mythical. After all, he hit 700-plus career home runs. That, of course, brings us to Albert Pujols, our town’s guy, who once was the greatest player in the game, and now, at 42, could join an exclusive club with perhaps the game’s greatest player ever. The Cardinals’ Pujols is on a mythical quest in real time — one St. Louis gets to witness and experience. The anticipation has gripped Cardinal Nation. With each stunning slu…