What is the origin of the idiom "mother wit" and when to use it?

The idiom "mother wit" likely originated as a term to describe a person's natural or innate intelligence, common sense, and practical wisdom, often associated with the wisdom passed down from mothers to their children. It reflects the idea that some individuals possess a kind of wisdom that comes from life experience and a keen understanding of human nature. This phrase is used to describe someone's ability to make sound judgments, offer practical advice, or navigate everyday situations wisely and effectively. It is often employed in a positive context to acknowledge someone's innate intelligence or practical wisdom.