There are cognitive processes and limbic reactions associated with basic emotions. And you can change brain chemistry, but you're still not going to change memories and experiences in a human being.

A woman of 40 or 50 or 60 can take estrogen replacements, get facelifts, spend her money in bars.

We evolved in a tropical climate where the smells of plants and flowers were all around us. We spent a lot of time in the trees with a lot of sunlight and no clothes.

Romantic love is not an emotion. ... It's a drive. It comes from the motor of the mind, the wanting part of the mind, the craving part of the mind.

Men don't need linguistic talent; they just need courage and words.

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

Scientists know that women gravitate to men who have a different immune system from theirs.