Definition & Meaning of "sue a beggar and catch a louse"

What is the origin of the proverb "sue a beggar and catch a louse" and when to use it?

The origin of the proverb "sue a beggar and catch a louse" can be traced to traditional English folk wisdom, with no specific text or person directly credited with its creation. This proverb serves as a reminder that some actions are not worth the effort, especially when the outcome will not justify the cost or trouble involved. It encourages individuals to be thoughtful and consider whether their pursuits will lead to meaningful results.