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

My hypothesis is that conservative Republicans have very clear values, and when you have that, you're simply more relaxed.

Blushing is thought to be linked to increased levels of norepinephrine in the brain, which may be associated with romantic feelings. It signals that we are interested and excited, which is attractive to men.

We spend our lives trying to get along with people so we can keep our jobs, keep our marriages together, so that we can raise our kids properly.

As a group, anthropologists are not too fond of people who work in the business world.

Romantic love allows you to focus mating energy. Attachment sustains that relationship as long as necessary to raise your baby.

A lot of people have been romantically in love with somebody who they feel wasn't appropriate to marry.