A hundred years ago, if you had a child out of marriage, you'd be a social disgrace. Today women feel comfortable enough economically and culturally to bring up a child without a recognized commitment from a man.

Despite the myth that men are less committed, they are predisposed to desire marriage.

A world without love is a deadly place.

The only people you and I are likely to know in common are people in the news - politicians, journalists and celebrities.

Why do we feel jealousy? Therapists often regard the demon as a scar of childhood trauma or a symptom of a psychological problem. And it's true that people who feel inadequate, insecure, or overly dependent tend to be more jealous than others.

Anthropologists have found evidence of romantic love in 170 societies. They've never found a society that did not have it.

The reason you take antidepressants is to feel calm. And romantic love is not calm -it's elation, it's mood swings, and you're killing all that when you take the drug.