C2 phrase /lɛt ðɛm ˈθɪə.ri/
let them theory
théorie de laisser les autres penser ce qu'ils veulent
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.
Il suit la théorie de 'les laisser' et ignore la négativité.