Your school may have done away with winners and losers, but life HAS NOT. In some schools they have abolished failing grades and they'll give you as MANY TIMES as you want to get the right answer. This doesn't bear the slightest resemblance to ANYTHING in real life.

We're all responsible for creating a polio-free world while we still can.

Well-spent aid money is saving lives for a few thousand dollars per life saved.

The computer will live your life, listen to you and understand you better than humans can.

I'm not an educator ... I'm a learner.

There are GMO skeptics more in Europe maybe than in other places, but not exclusively.

The barrier to change is not too little caring; it is too much complexity. To turn caring into action, we need to see a problem, see a solution, and see the impact. But complexity blocks all three steps.