You simply can't be tentative in a startup. You have to go for it at every chance you get. And if the leader of the organization is anxious, his or her fear pervades the organization. Everything comes from the top in a company. So if you are starting a company or building one, face your fears and move past them. It's critically important to your company.

I don't like to talk about myself. I like to talk about stuff that's happening, stuff that's going to happen, and the people who are going to make it happen.

Games are the most social of all things on the web.

If you have a native monetization system where the atomic unit of content is the ad unit, that scales down all the way to a small screen experience. That's why Twitter is performing so well on mobile.

Marketing is for companies who have sucky products.

The strategy of Tumblr is very elegant.. The atomic unit of user experience is the same as the ads.

The Internet is a computing platform built on top of core technology. Applied technology is what gets built on top of that: It's Web services.