What idiom stories do you know about doing things? Please tell me.

Hard work: Sima Qian, the author of Historical Records, traveled all over the country in order to collect historical materials, but he still did not forget to write in prison, and finally wrote a history book. Hard work: Li Shizhen, a famous pharmacologist in Ming Dynasty, tasted all kinds of herbs, was poisoned by drugs many times, and almost died. Finally, he wrote Compendium of Materia Medica. Plead for the people: At the end of the Ming Dynasty, Lindong Party repeatedly wrote to the emperor to oppose the eunuch's autocracy, running around pleading for the people, and many people died under the butcher's knife of the eunuch party. Lay down his life for the law: Tan Sitong, one of the six gentlemen in the Reform Movement of 1898, insisted on dying with his own body when he had the opportunity to escape, which is the best example of laying down his life for the law.