宵旰忧劳　

◎ 宵旰忧劳 xiāogàn-yōuláo

(1) [travel by night is toilsome] 天不亮就起来,天晚了才进食,辛勤操劳。形容勤于政务

若不去嵩父子,陛下虽宵旰忧劳,边事终不可为也。——《明史·吴时来传》

(2) 亦作“宵旰焦劳”