Kissing is not just kissing. It is a major escalation or de-escalation point in a powerful process of mate choice.

You can really get poked in the back and not feel it very much, but just a feather around your lips and you really do feel it.

Women are very attracted to a low voice because it's linked to testosterone, which for millions of years was a sign that men had very good spacial skills and would have been very good at hunting and finding their way back home.

Psychologists maintain that the dizzy feeling of intense romantic love lasts only about 18 months to-at best-three years

In America, we are demanding everything from our marriage.

Office romances are few, short, and not usually destructive.

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.