The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time and still retain the ability to function. That's what you have to do: you have to be confident in your potential and aware of your inexperience.

I spent three years working at the White House and wanted to do something that wasn't about passing bills and resolutions.

I'll always cringe remembering those little embarrassing moments when I said something dumb on a conference call, when my inexperience poked through, when I should have been more solicitous of the judgment of those around me. They're a reminder that it's not mutually exclusive to be confident and humble, to be skeptical and eager to learn.

I'm not insulting Trump supporters; I'm calling the people that CNN puts on television terrible representatives of the views of conservatives.

The NBA has been extraordinary in its use and embrace of social media; they are by far the leader in professional sports.

We have got to be more comfortable experimenting with different models. So maybe a client just needs execution people or a lot of young people who are great with social media. We don't always have to give them the pyramidal structure of senior VP and account supervisor.

Some days if I am not feeling great or I feel a bit down or anxious, I just go for a run and I instantly feel better. Despite all the technology we use in training these days, it remains an amazingly simple way to energise your mind.

Most parents would not hesitate to assume responsibility for their child's behavior on a playground, at school, or in someone else's home. What happens online should be no different. Parents should talk with their children about computer ethics, stipulate rules of conduct, and - most importantly - establish consequences.