About Three Types

That one who care more about his feelings toward the other than about other feelings toward him

That one who care as much about his feelings toward the other as about other feelings toward him

And that one who care more about other feelings toward him than about his feelings

The first is the most vulnerable to engaging in toxic relationships, and the third is the most likely to exhibit toxic or abusive behavior toward others. The second, because it presents the most balanced profile, is the most likely to offer sincere and calm friendship, but also to demand reciprocity or recognize high levels of toxicity in a relationship early on.