The text you provided outlines a rule about using the English language. It encourages the use of English for communication and asks that the rule not be explicitly mentioned in the response. This move is intended to ensure that responses are in line with the guideline.
By sponsoring compliance with the English language, the rule aims to facilitate effective and consistent communication. The exclusion of the rule from the response further emphasizes the focus on adhering to the language requirement. Overall, the text serves as a directive for language use within the context of a specific communication setting.