Reading, seems to be a grind, or what some of the head hang beam, the awl stab? But, why some people can not eat, dont go to bed to read? In my opinion, reading is mainly SanLe.
读书，似乎是一件苦事，不然哪有一些人头悬梁，锥刺股呢?但是，为什么又有一些人可以不吃饭，不睡觉去读书呢?依我看来，读书主要有三乐。
youdao