Original sentence:
Kuang Heng studied diligently without a candle, and his neighbor had a candle but didn't catch it. Balance is to draw its light through the wall and read it with a book reflecting the light. The city people's surname is illiterate, and the family is rich and has many books. Therefore, Heng is working with him instead of claiming compensation. The master asked Heng strangely, and Heng said, "May the master read all the books." The host sighed, gave books, and became a university.
Kuang Heng is diligent and studious, but there are no candles at home. There was a candle next door, but the light couldn't reach his house. So Kuang Heng cut a hole in the wall to attract the light from his neighbor and let it shine on the book to read. There is a large family in the county who is illiterate, rich and has many books. Kuang Heng went to his house as an employee, but he didn't want to be paid. The host felt very strange and asked him why. He said, "I want to read all the books of the host family." Hearing this, the master sighed deeply and sponsored Kuang Heng to study. So Kuang Heng became a great scholar.