It's not that Luo Binghe doesn't want friends. What he meant was that it's a difference in how strength is measured. In Magnus' circumstances,¹ it's an advantage for him to have people he likes and trusts; for Luo Binghe, it weakens him. But it's exhausting to keep trying to explain this to people who don't understand why he's not simply nicer, so he simply says, "I've found other ways."

¹Genre.