Michael Keaton

I read that John Hughes script for 'Mr. Mom,' and I thought, 'This guy is a funny writer.' I went: 'You ought to stick around and direct this thing.' But he didn't; he left, and look what he became. A really legendary comedy director.

Startups need to focus on building a foundation for their company culture early, and then they need to revisit it often. Every time a hire is made, a feature is launched, a Facebook status is updated, a press interview is given, a round of financing is raised, or a meeting is held, culture should be part of the decision-making process.