The world's most successful entrepreneurs play hard, but they work even harder.

Starting a company is a cause, not a job. Once it becomes a job, that's when you lose

Attention is the most important currency that anybody can give you. It’s worth more than money, possession, or things.

Trending topics helped make Twitter a more relevant metric of what the world was talking about at any given moment. Google has worked for years in the space, most notably with Google Trends and Hot Searches, but Google+ offers the search giant the ability to see what is truly trending in real time.

There was more data transmitted over the Internet in 2010 than the entire history of the Internet through 2009.

More and more, the things we do in real life will end up as Facebook posts. And while we may be consoled by the fact that most of this stuff is being posted just to our friends, it only takes one friend to share that information with his or her friends to start a viral chain.

The big reason why we don't have space colonies and regular trips to the moon is that flying into outer space is just plain 'hard.' The business of safely transporting people off the Earth is a costly affair that requires a lot of technology.