A bar of iron continually ground becomes a needle.
More Chinese Proverbs:
Seeking fish? Don't dive in the pond; go home and get a net.Chinese
Nature is better than a middling doctor.
Chinese
Do not remove a fly from your friend's forehead with a hatchet.
Chinese
All rotten fish taste the same.
Chinese
One cannot manage too many affairs; like pumpkins in water, one pops up while you try to hold down the other.
Chinese
Drunkards talk to the gods.
Chinese