I Want to Practice Immortality

What if you can practice? Then practice; what is the purpose of practice? Naturally, it is to live; so how long do you want to live? Live together with heaven and earth, and die together with the universe. No, it should be that when heaven and earth destroy me, I will not be destroyed, and when the universe is destroyed, I will not be destroyed. What's the point of living like this? Yes, what's the point of living aimlessly like this... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.