Until women are as ambitious as men, they're not gong to achieve as much as men.

Over the last 10 years, women have stalled out at the top.

We need to stop telling [women], "Get a mentor and you will excel." Instead, we need to tell them, "Excel and you will get a mentor.

Your life's course will not be determined by doing the things that you are certain you can do. Those are the easy things. It will be determined by whether you try the things that are hard.

And in situations where a man and a woman each receive negative feedback, the woman's self-confidence and self-esteem drop to a much greater degree. The internalization of failure and the insecurity it breeds hurt future performance, so this pattern has serious long-term consequences.

It is illegal to discriminate on the basis of pregnancy or gender. It is not illegal to talk about it.

We have to ask ourselves if we have become so focused on supporting personal choices that we're failing to encourage women to aspire to leadership.