Harm set, harm get.
害人害己。
46.
He is a good friend that speaks well of us behind our backs.
背后说好话，才是真朋友。
He is a wise man who speaks little.
聪明不是挂在嘴上。
He is wise that is honest.
诚实者最明智。
He knows most who speaks least.
大智若愚。
He laughs best who laughs last.
谁笑到最后，谁笑得最好。