I think that our progress on key diseases over the next several decades is going to be pretty amazing and so I am very interested in that.

As we get robots becoming more sophisticated, I think we should worry sooner rather than later on how much they could take over, but I think it'll mostly be a positive thing. In terms of deadlines it won't be any worse than nuclear weapons.

Rich countries can afford to overpay for things.

Imagine the disincentive to software development if after months of work another company could come along and copy your work and market it under its own name...without legal restraints to such copying, companies like Apple could not afford to advance the state of the art.

It is my belief that industry and government around the world should work even more closely to protect the privacy and security of Internet users, and promote the exchange of ideas, while respecting legitimate government considerations.

When you want to do your homework, fill out your tax return, or see all the choices for a trip you want to take, you need a full-size screen.

As for drugs - well, Gates was certainly not unusual there. Marijuana was the pharmaceutical of choice.