unable to swallow a bite of food or close one 's eyes in sleep
It's a Chinese idiom. The Pinyin is Q ǐ NSH í J ù f è I, which means that you don't sleep or eat. It refers to extreme anxiety or intense study and work. It's from Song Hongmai's Yi Jian Zhi Shen Jian GUI.
source
Song Hongmai's yijianzhi Shen jiangui: "in June of summer, it's really like red eyes, swelling and pain are very serious, and food and sleep are wasted."
Examples
The 45th chapter of the chronicles of the Eastern Zhou Dynasty written by Feng Menglong of the Ming Dynasty: "besides, when Qin Mugong heard that the three marshals were obtained by Jin Dynasty, he was bored and angry, and he wasted both food and sleep."
unable to swallow a bite of food or close one 's eyes in sleep
judge the hour and size up the situation - kuí shí dù shì
be honest in performing one 's official duties - lián jié fèng gōng
nobody else attended somebody 's funeral - qīng yíng diào kè
be guilty of not observing the laws and decrees - bū màn zhī zuì
sit idle and eat , and in time one 's whole fortune will be used up - zuò chī shān bēng