translation.en: Mystery is important. You fall in love with somebody who's somewhat mysterious, in part because mystery elevates dopamine in the brain, probably pushes you over that threshold to fall in love.
translation.zh: 神秘感很重要。你可能由于某个人很神秘而爱上他 因为神秘感可以使你脑中的多巴胺上升 让你越过那道闸门而坠入爱河