词语

人心难测，海水难量人心难以揣度就象海水难以测量一样。

覆水难收倒在地上的水难收回来。比喻事成定局无法挽回(多用于夫妻离异)例成媒不说覆水难收。——《敦煌变文集》英spilt water can’t be gathered up; what is done cannot be undone; it is hard to get it back again; water poured on the ground cannot be recovered;