One of the biggest mistakes entrepreneurs make is not understanding the relationship they have with their investors. At times, they confuse VCs with their friends.

The Lean Startup is a process for turning ideas into commercial ventures. Its premise is that startups begin with a series of untested hypotheses. They succeed by getting out of the building, testing those hypotheses and learning by iterating and refining minimal viable products in front of potential customers.

Value Proposition Design is a 'must have' for anyone creating a new venture. It captures the core issues around understanding and finding customer problems and designing and validating potential solutions.

Schools reward their students for a combination of intelligence, perseverance, and hard work - in the classroom and on the playing fields. But these metrics don't help kids understand that great grades are not a pass for a great life.

This obsession with leadership... It's not neutral; it's American, this idea of the heroic leader who comes in on a white horse to save the day. I think it's killing American companies.

The mood of the country is set by its leaders and they are failing us by not setting a compassionate moral tone in a complex time.

I've always considered myself a leader, a leader of men.

You know, I have a responsibility to my team that if I'm going to be on the floor, then I have to make a difference.