In Premchand’s story Bade Bhai Sahab, Elder Brother, the narrator’s brother is five years older. He stays in the same class year after year. The younger brother gets good marks in his exams. The elder brother keeps lecturing him all the same.
Samajh kitabein padhne se nahin aati, duniya dekhne se aati hai. Understanding does not come from reading books. It comes from seeing the world.
The story is chapter 8 of Sparsh, the NCERT Hindi textbook for Class 10.