Justin Rosenstein

I do not doubt that services like social games and coupons bring delight to people's lives, and I mean no disrespect to the hard work that has made them possible. But in the face of threats to humanity's future on the one hand and the extraordinary potential of mankind on the other, at some point we must ask: are we capable of more?

When topics are complex and meaty, don't create a never-ending email thread. It's amazing how much time people waste composing and reading carefully-worded essays, when a 5 minute in-person chat would resolve the whole thing.

I have acquired - some would say deservedly - quite a few rivals: former Israeli politicians, some of whom at their height were stars beloved by large parts of the public. But today, they aren't in politics, and when they sit alone in their room, they say to themselves that Barak is the one who showed them out the door.