Two things that I think matter are gratitude and joy.

Don't make decisions too far in advance, particularly ones you're not even conscious you're making.

Our aspirations are really for women to be in half the leadership roles and men to be doing half the work of parenting.

We need to start talking about child-rearing in the workplace.

No industry or country can reach its full potential until women reach their full potential. This is especially true of science and technology, where women with a surplus of talent still face a deficit of opportunity.

We're focused on doing one thing incredibly well. If you look at other companies, all of these companies are doing a lot of different things but we're still, as we grow, doing exactly one thing.

What about the rat race in the first place? Is it worthwhile? Or are you just buying into someone else's definition of success? Only you can decide that, and you'll have to decide it over and over and over. But if you think it's a rat race, before you drop out, take a deep breath. Maybe you picked the wrong job. Try again. And then try again.