C2 phrase /lɛt ðɛm ˈθɪə.ri/
let them theory
让他们随心所欲的理论
Meaning
A philosophy of not trying to control others' actions or opinions and allowing them to be themselves.
Example
He follows the Let them theory and ignores negativity.
他遵循“让他们”理论,并忽视负面情绪。