1, Dong Zhongshu didn't peek into the garden for three years. Dong Zhongshu devoted himself to research and worked tirelessly. Although there is a garden behind the study, he concentrated on reading and studying, and did not go into the garden to enjoy it for three years. Dong Zhongshu devoted himself to research and became a famous thinker in the Western Han Dynasty.

2. When Qu Yuan was a child, he hid in a cave and secretly read the Book of Songs, regardless of the opposition of his elders, regardless of the wind and rain. For three years, he familiarized himself with 305 Poems of the Book of Songs, and gained rich nutrition from these folk songs, eventually becoming a great poet.

Wan Sitong was criticized by the guests because he was naughty and lost face in front of them. In a rage, Wan Sitong overturned the guest's desk and was put into the library by his father. Wan Sitong went from being angry and disgusted with reading to thinking behind closed doors. Inspired by the Book of Tea, he began to study hard.

In a blink of an eye, more than a year has passed. Wan Sitong has read many books in the library. His father forgave his son, and Wan Sitong understood his father's kindness. After long-term efforts, Wan Sitong finally became a well-known scholar who was familiar with history books, and participated in the compilation of Ming History in Twenty-four History.

Sima Guang is a child who loves to play and sleep. To this end, he has been punished by his husband and laughed at by his peers. In order to get up early, he drank a full stomach of water before going to bed, but he didn't wake up in the morning, but peed in bed. So smart Sima Guang made a police pillow out of logs. When I turned over in the morning, my head slipped on the bed board and I woke up naturally.

From then on, he got up early every day to study, persevered, and finally became a knowledgeable writer, writing "Zi Tongzhi Jian".