Try to explain that to little Harold kneeling beside his bed saying his prayers.
7 seconds sound clip from Batman (1966) - Batman Is Riled (S1E6) TV Series.
You can hear this line at 00:11:31 in the Blu-ray version of the movie.
Quote context
[...]
- We'll use the Bat-rope and take them by surprise. Stand clear.
- No matter what, we mustn't fail this time, Robin.
- Sometimes I think people expect too much of us, Batman.
- They have a right to expect it.
- We only have so much to give.
- Try to explain that to little Harold kneeling beside his bed saying his prayers.
- Holy Fourth of July! What's this?
- This was just the curtain-raiser. Next time you'll get the real showstopper.
[...]