C520 There Is No Gain Without Loss

"What about friends?"

She said, "It's the same, but you have to know a limit. You can't go beyond it, and you can't be lacking. Otherwise, it will have the opposite effect."

I was a little discouraged. "All of this is too theoretical. But when we encounter a problem, there's still no way to solve it."

She raised her eyebrows, "What happened? Tell me, I am more than ten years older than you