Motorists know it's not sporting to hit a pedestrian when he's down.
7 seconds sound clip from The Yogi Bear Show - Baffled Bear (1958) - S01E09 TV Series.
You can hear this line at 00:05:31 in the Blu-ray version of the movie.
Quote context
[...]
- But don't laugh. The crazy contraption works.
- He's off to a flying start, but.. Whoops!
- Oh, well. He's still got three left. Ah, two. Ah, one. Uh-oh.
- When one finds himself stranded on a busy highway, he might try an old animal trick: playing possum.
- Motorists know it's not sporting to hit a pedestrian when he's down.
- Yes, most motorists have a sense of fair play. But remember, there are exceptions.
- This attire seems to command great respect on any highway.
- However, we must caution against overconfidence or cockiness.
[...]