50 years from now we won't need as much human labour to do what manual workers do, so we should be able to take that extra productivity and put it to better use.

The next time someone tells you we can trim the budget by cutting aid, I hope you will ask whether it will come at the cost of more people dying.

Like almost everyone who uses e-mail, I receive a ton of spam every day. Much of it offers to help me get out of debt or get rich quick. It would be funny if it weren't so irritating.

China adopted a capitalist system in the 1980s, and they went from a 60% poverty rate to 10%.

I know there's a farmer out there somewhere who never wants a PC and that's fine with me.

Windows 8 is key to the future, the Surface computer.

Change the boundaries of business.