Technology has come a long way since PayPal.

Having a highly homogeneous background, education, values, preferences, etc, in the very early team is better than not - cuts down on time-wasting arguments.

I've been developing mobile for years before anybody else really thought it was that important.

As I was getting interviewed by the Wall Street Journal, or some big pub guy, all I remember was that he went off to the bathroom for a second, and they brought out my omelet. The next thing I remember, I woke up, and I was on the side of my own omelet, and there was no one at Buck's. Everyone was gone. They just let me sleep.

If I see what you're up to on Facebook but I don't see your updates on Flickr, I'll still care about Facebook.

If you're building a social product, you're still living in the last century if your product doesn't work on Facebook.

I have this massive notebook called IDEAS and another one called PERSONAL IDEAS and another one called CRAZY IDEAS.