We are still proprietary over the domestic realm even as we take over new professional realms, and that is a real problem.

Breast-feeding does not belong in the realm of facts and hard numbers; it is much too intimate and elemental.

In China, a lot of the opening up of private entrepreneurship is happening because women are starting businesses, small businesses, faster than men.

Evolutionary psychology tells us that men, especially powerful men, feel invincible and entitled to spread their seed, and that women can't resist the scent of masculine power. Women, by contrast, are said to be more altruistic and collaborative, seeking power so that they can share it with others.

What I've found is that there is an enormous shift taking place in our society. Suddenly there are all young women who are better educated and earning more money than men their age. When young couples today decide to marry, they have very different expectations of one another than their parents did. And there's even been change at the very top of the career ladder. People tend to underestimate that.

It's a fact that within the space of a few decades, women have achieved a massive shift in the role they play - in the way they act in public, and in the way they have conquered areas of the working world that were until recently considered a man's domain.

In American fertility clinics, 75 percent of couples are requesting girls and not boys.