Alexis Ohanian

You need three things to create a successful startup: to start with good people, to make something customers actually want, and to spend as little money as possible. Most startups that fail do it because they fail at one of these. A startup that does all three will probably succeed.' [Paul Graham]

Being effective at social media, whether for business or personal use, means capturing people who have short attention spans. They're only a click away from a picture of a funny cat, so you have to make your thing more compelling than that cat. And that can be a high bar.

I went to high school in Ellicott City, Maryland, and I felt pretty ambivalent about the whole thing. It just took time away from my doing things on the Internet - like creating clans in Quake II or starting a Web design nonprofit. In school, I was just a kid. Online, I had authority.

It takes discipline not to let social media steal your time.