What is the origin of the idiom "talk sense" and when to use it?

The origin of the idiom "talk sense" is rooted in the concept of rational and logical communication. It implies the idea that someone is not speaking sensibly or logically and encourages them to do so. The term "sense" here refers to a rational and logical approach to discussing or explaining something. This expression is used to request or advise someone to communicate in a more logical, coherent, or reasonable manner. It typically arises in situations where someone is perceived to be speaking irrationally, making baseless claims, or presenting ideas that lack logical foundation.

What is the origin of the idiom "talk sense into someone" and when to use it?

The idiom "talk sense into someone" means to attempt to make someone understand or act more rationally, or to try to bring a sense of reason or practicality to a situation. The expression is derived from the idea that through persuasive conversation or, in some cases, a metaphorical "knocking" or forceful action, one can help someone or something see the logic and reason in a given situation. It is used to emphasize the idea of guiding someone or something toward a more sensible course of action.