Salt preserves meat, but what can be done with salt if it is bad.
More Afghan Proverbs:
That which is obvious does not need to be explained.Afghan
It's the same donkey, but with a new saddle.
Afghan
Give even an onion graciously.
Afghan
One flower doesn't bring spring.
Afghan
A stick for the nobody, a hint for the nobleman.
Afghan
A new servant can catch a running deer.
Afghan