There was a concept a long time ago that you would do a different type of reactor called a "fast reactor," that would make a bunch of another element called plutonium, and then you would pull that out, and then you would burn that. That's called "breeding" in a fast reactor. That is bad because plutonium is nuclear weapons material. It's messy. The processing you have to get through is not only environmentally difficultly, it's extremely expensive.

Microsoft looks at new ideas, they don't evaluate whether the idea will move the industry forward, they ask, 'how will it help us sell more copies of Windows?

Antitrust is the way that the government promotes markets when there are market failures. It has nothing to do with the idea of free information.

Vaccines are extremely well tested; their safety is well understood. The false allegations about vaccines causing autism have been disproven. But there are still echoes out there confusing people.

There is no doubt that as an economy grows in a great way like India has, that you have to step back and change your tax systems, because you start to get more disparities of wealth.

It is hard to overstate how valuable it is to have all the incredible tools that are used for human disease to study plants.

Philanthropy is fun and fulfilling.