don't try to teach grandma how to suck eggs

Questions

What does don't try to teach grandma how to suck eggs mean?

Don't presume to give advice to those who are more experienced.

Where does don't try to teach grandma how to suck eggs come from?

From a 1707 translation by John Stevens of comical works of Francisco de Quevedo (1580 – 1645). "You would have me teach my Grandame to suck Eggs"

How to pronounce don't try to teach grandma how to suck eggs

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