[zhòu xiǎng yè mèng]   

昼    想    夜    梦    ①日有所思，夜有所梦。②指日夜梦想，殷切追求。

昼想夜梦（zhòu xiǎng yè mèng）：①日有所思，夜有所梦。②指日夜梦想，殷切追求。出自《列子·周穆王》。

Think about by day and dream of by night

昼警暮巡    昼夜兼程    昼伏夜动    昼日三接    昼乾夕惕