Keep your broken arm inside your sleeve.
More Chinese Proverbs:
Don't climb a tree to catch a fish.Chinese
Do not all you can; spend not all you have; believe not all you hear; and tell not all you know.
Chinese
Only when all contribute their firewood can they build up a strong fire.
Chinese
To learn what is good, a thousand days are not sufficient; to learn what is evil, an hour is too long.
Chinese
The error of one moment becomes the sorrow of a whole life.
Chinese
You cannot propel yourself forward by patting yourself on the back.
Chinese