What is done by night appears by day。不认识的人除非自己做。What is done cannot be undone。木头已经饿了。what is known to three is known to everybody。一件事只要三个人知道,谁都知道。what is learnt in the cradle lasts(or is carried)to the grave。小时候学的东西永远不会忘记。What is not wisdom is danger。不明智的事是危险的。What is one man ' s cloud is another man ' s sunshine What is sauce for the goose is sauce for the gander。甲和乙的What is sculpture is to a block of marble,education is to the soul。像大理石雕刻一样教育心灵。what is there sadder under the sun than a day that is gone and notyhing done。世界上什么都没有,比虚度光阴一事无成,更令人心痛。What is wealth good for、if it brings melancholy?财富带忧郁,有财富有什么用?