Many times I've heard him mutter 'if it were not for the Caped Crusaders, I would be kingpin of the criminal class'.
9 seconds sound clip from Batman (1966) - True or False Face (S1E17) TV Series.
You can hear this line at 00:20:17 in the Blu-ray version of the movie.
Quote context
[...]
- False Face trusts no one and no one trusts False Face.
- Like his name, like his innumerable disguises. He's forever in concealment.
- I know he plans a gigantic coup, but I am not in on his plans.
- Then I'm afraid we're at a dead end.
- That swine. That False Face is rotten to his concealed corp.
- Uh, that's so true, Batman. For a little moment I was carried away.
- Batman, you... You're truly good. And if I can, I'll help you find False Face.
- Alright, we'll take a chance on trusting you, Blaze.
[...]