When people tell you to walk a certain way, it's like not thinking of a purple tomato. You can't not do it.

Until recently, we regarded love as supernatural. We were willing to study the brain chemistry of fear and depression and anger but not love.

Women have a better sense of smell than men do, and it's even sharper in the middle of their menstrual cycle, when estrogen levels peak and women are more likely to be deciding whether a man's attractive.

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.

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

You've got to remember that men are men and women are women. And although a lot of similarities, there are some real differences.

There exists no culture in which adultery is unknown, no cultural device or code that extinguishes philandering.