Every social network on Earth pitches me, and I say no to nearly every single one of them.

Every social network on Earth pitches me, and I say no to nearly every single one of them.

For us, whether the market is skewed from a bubble perspective or not really is mitigated by staying focused on what we do best.

I think there are a lot of companies that are staying private longer. Much more of their growth is happening while they are on the private side. So their valuations are hitting $1 billion while they are still private more often.

When you rest on your laurels is right when you have the risk. It exists for every company, no matter how big.

I think that it will be the mobile technologies, both from the enterprise and the consumer side, where super unicorns will come from. I still believe that social networking in combination with mobile will create opportunities for super unicorns.

The best opportunities are often ones where you're being contrarian. That doesn't mean being contrarian for contrarian's sake, but it means you're thoughtful about the risks of following the crowd.