早安晚安早晚都要入土为安
[zăo ān wăn ān zăo wăn dōu yào rù tŭ wéi ān]
It's rather cynical, playing on the phrases for good morning and night by saying eventually one must die. The term '入土为安' translates to 'rest in peace'. This reflects on life’s transience but also might carry sarcasm.