Blogs are easy to start, but unless the author is famous, it takes years to build a following.

Our goal is to build this up as a knowledge base that anyone can look at. We're not just interested in people answering their friends' one-off questions.

Lawyers and other professionals are using Quora to build their reputation and build their bonafides.

I have a view that if you build something that's good, and you keep making it better, it lasts.

I've really enjoyed starting Quora from the beginning. It's really nice to have a new start to things.

When companies get big, they slow down. They're not as exciting. If you want to get something done, it takes a lot of time and a lot of meetings.