The above three methods: people in winter are also in their spare time; At night, after the day; Rain, after the moon.
There are many reading methods summarized by ancient and modern celebrities. What I appreciate most is Ouyang Xiu's Three Methods of Reading and Dong Yu's Three Methods of Reading. The so-called "three times" means immediately, on the pillow and in the toilet; The so-called "Sanduo" means "people in winter are also in their spare time; At night, after the day; Lena, after the moon %D