Listening to classical music and reading literary books can certainly improve personal accomplishment and change a person's personality.

As for classical music, classical music itself is a very influential thing. It can soothe people's souls, soothe an agitated heart to tranquility, cultivate sentiments, and improve the ability to appreciate art.

As for literary books, people who have read a lot of books and people who are illiterate definitely have different feelings. First of all, the temperament is different. People who have read a lot of books have inner charm. It's huge. And literary books can enhance people’s cultural accomplishment.

They are all good medicine for regulating the mind.

Hope this helps