Barriers tend to intensify romance. It's called the 'Romeo and Juliet effect.' I call it 'frustration attraction.'

Men tend to be hierarchical, but women are driven to make lateral connections so they can cooperate.

I've always maintained that men were more romantic than women.

Experiences shape the brain, but the brain shapes the way we view experiences, too.

Globalization requires taking a broad contextual and long-term view.

Women like signs of money and education - things that indicate that not only is this guy going to have some resources, but he's also willing to share them.

There's all kinds of reasons that you fall in love with one person rather than another: Timing is important. Proximity is important. Mystery is important. You fall in love with somebody who's somewhat mysterious, in part because mystery elevates dopamine in the brain, probably pushes you over that threshold to fall in love.