A magnet pulls the other particles towards itself. That's it basic property. If a human being had a similar power to pull people towards himself, what quality would he be possessing ? Answer - sensitivity.
Human sensitivity is the most powerful magnet. Because a sensitive person will care about you. He will talk to you with respect. He will help you. He will think about you and your well being. He will talk to you with the gentleness and intimacy of a lover. Do you need anything else ? Nope. Sensitivity fulfills all your emotional needs. Sensitivity is a magnet.