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This is one of my favorites. People think of creativity as this sort of unbridled thing, but engineers thrive on constraints. They love to think their way out of that little box: 'We know you said it was impossible, but we're going to do this, this, and that to get us there.'

I think that for me, it's God, family and Yahoo - in that order.

You can't have everything you want, but you can have the things that really matter to you.

The Googly thing is to launch products early on Google Labs and then iterate, learning what the market wants - and making it great. The beauty of experimenting in this way is that you never get too far from what the market wants. The market pulls you back.

Find something you're passionate about and just love. Passion is really gender neutralizing.

People are more productive when they're alone, but they're more collaborative and innovative when they're together.