Ask someone else for advice but keep your knowledge to yourself.
More Jewish Proverbs:
A table is not blessed if it has fed no scholars.Jewish
Hire staff but do it yourself.
Jewish
The man who gives little with a smile gives more than the man who gives much with a frown.
Jewish
A pain that pricks the conscience is more effective than a lot of whiplashes.
Jewish
One ass calls the other a pack animal.
Jewish
When fortune calls, offer her a chair.
Jewish