The best way to let people go is to let them know when they're hired that it's an uncertain environment and that their job is always at risk and even if you let them go, it's not that you don't love them.

Responding to climate change will become the obsession of the next decade in much the same way terrorism was this decade's obsession.

Though I carry enough electronics to get nervous in a lightning storm, I love paper and I always have a Moleskine journal with me to capture notes, conversations and ideas.

Think about reading: Today, parents would love it if their kids read books more because the parents understand the books. Just over 100 years ago, parents were upset because their kids were reading dime-store novels. Parents would say, "I don't want you inside reading anymore. Get outside and play." I guarantee you, in 50 years or so, parents are going to say, "You're not going outside to play until you finish that video game."

Each time you toss out a 'singing' greeting card, you are disposing of more computing power than existed in the entire world before 1950.

I worry about a society that can remember everything.

The curse of cyberspace is that everything we want to preserve will get lost and everything we want to lose will be preserved.