Regardless of how it's done, transaction costs will continue to plummet as computers get more powerful. Low transaction costs are a wonderful thing if you're in the transaction business. They're wonderful for consumers too, making it cheaper and easier to buy things and creating new things to buy.

The magic words 'on the Internet,' if inserted into nearly any sentence, seem to protect it from normal critical scrutiny.

One of the problems with posing a 'bold new plan' is that you can't just extrapolate from previous plans.

Three things about water affect almost all of cooking. First are the hydrogen bonds, which is why it has an incredibly high boiling point. Another is that it's a polar molecule, so that it dissolves a lot of things, and there are things that won't mix with it. And then there's how much energy it takes to heat water.

I think that there is a role for food to be art; and when food is art, it can have drama, it can have spectacle, it can be theatrical. It can be this amazing experience.

Most estimates of the mortality risk posed by asteroid impacts put it at about the same risk as flying in a commercial airliner. However, you have to remember that this is like the entire human race riding the plane - it is one of the few risks that really could wipe us all out.

It is better to predict dramatic things that don't happen than boring things that do.