What idioms describe hard work and study?

Diligent, forget all about eating and sleeping, study hard and practice hard, be proficient in studying hard, and hang the beam and stab the stock.

Diligence [zī zī bù juàn]: Diligence: Diligence, no slack. Refers to hard work or study. Source: Shang Chen Shujun: "No one dares to slack off unless he is diligent." "The History of the Later Han Dynasty and the Biography of Lu Pi": "The nature is deep and studious, and the fruit is tireless." Biography of the Three Kingdoms Shu Shu Xiang Lang: "I am more addicted to classics and tireless."

Forget about eating and sleeping [fèi qǐn wàng shí]: waste: stop. I forgot to sleep and eat. Describe to concentrate on your efforts. Source: Southern and Northern Dynasties, Wang Rong's "Preface to Qushui Poetry": "Still there, clear sleep; Never mind the meal. " Yan Zhitui's "Family Instructions of Yan Family in the Southern and Northern Dynasties": "Yuan Di loves to learn between rivers and mountains; Enrollment; Pro-professor; Forget about eating and sleeping; Night follows the DPRK. "

Study hard and practice hard [qín xué kǔ liàn]: study hard and train hard. Source: Qin Mu's "The Secret": "After listening to this, my son never dared to take shortcuts. After real efforts, he finally became a calligrapher. "

Industry is good at diligence [yè j Ρ ng yú qí n]: industry: learning; Fine: proficient; Yu: lies in; Diligence: Diligence. Profound knowledge is acquired through hard work. Source: Yu's Understanding of Learning: "Industry is good at diligence; Waste in play; Doing things in thought; Ruined. "

Hanging beam needling [xuá n liá ng c ǔ g]: describes hard work. Origin: The Warring States Policy Qin Ce I by Liu Xiang in the Western Han Dynasty: (Su Qin) wanted to sleep while studying, so he drew an awl, stabbed himself and bled on his foot. Han Shu by Ban Gu in the Eastern Han Dynasty: "Sun Nai's literary talent and eagerness to learn will not stop sooner or later. When you are tired of sleeping, tie your head with a rope and hang the housing beam. "