I never noticed that the intro to the 1950s Superman TV show promises a very different show

I know I saw the original show in reruns when I was a boy. I could come close to quoting the intro for most of my life. But today, I noticed for the first time what this suggests: "Superman, who can change the course of mighty rivers, bend steel in his bare hands, and who, disguised as Clark Kent, mild-mannered reporter for a great metropolitan newspaper, fights a never-ending battle for truth,