>>6 But is that really the case? There are more kinds of love than breeding. There is parent to child love, child to parent love. Sibling to sibling, friend to friend. Those aren't just instinct making you want to breed. And while attraction comes from breeding instinct, there is still a real relationship between couples that can only be described as love most of the time. It's not the need of procreation that makes people love each other, it's their experiences together, the enjoyment of similar activities. There are five major factors of attraction in psychology, and physical attractiveness is only one of those. Just a thought.