When I was growing up in the U.S. in the 1970s, 35-40% of an average nightly newscast focused on international stories.

The uptake on mobile phones in Africa is phenomenal.

Increasingly, I'm inspired by entrepreneurs who run nonprofit organizations that fund themselves, or for-profit organizations that achieve social missions while turning a profit.

[According to Twitter] 24 percent of American Twitter users are African-American. That's about twice as high as African-Americans are represented in the population.

On Twitter, if you want to quote someone else, you say, RT, re-tweet, that person's name, and then what they said before. And it's a way of essentially saying, I'm not saying this, but my friend said this and I thought this was interesting.

When I'm playing with circular saws, I'm offline (though often listening to podcasts) and when I sit in the cabin to read or write, it's wonderful to be offline for a few hours at a time.

Talking about 'stopping globalization' is unrealistic - and probably not what anti-globalization protesters actually want.