Everyone wonders: "What is love?". So much that many don't even believe it exists. That it was invented by a Valentine-day shop-owner syndicate. This question will be answered below, along with "why is love", "why are we attracted to each other", "why we marry and live in monogamous relationships", "why the husband is always older than the wife" and "who bombed the world trade center". So you see, it's very much worth reading.