I Can Become Stronger by Basking in the Sun. Tell Me About Cultivation?

Elder: "Lin Chen, you are so lazy in your cultivation. I am very worried about your future!"

Lin Chen: "Elder, how long did it take you to break through a realm?"

Elder: "Five years, what's wrong?"

Lin Chen: "I can break through three realms by basking in the sun for an afternoon. Why are you worried about me?"

Elder: “…”