translation.en: If you get too engrossed and involved and concerned in regard to the things over which you have no control, it will adversely affect the things over which you have control.
translation.zh: 如果你太沉迷于自己无法控制的一些事情之中， 陷在其中，为之而烦恼， 就会反过来影响那些你自己能控制的东西。