It's fantastic that Microsoft in the cloud space is one of very few companies that's got the critical mass, the particular emphasis on helping business customers get up to that cloud with all the unique requirements they have. It's very exciting.

Natural epidemics can be extremely large. Intentionally caused epidemics, bioterrorism, would be the largest of all.

I meet people overseas that know five languages - that the only language I'm comfortable in is English.

People who say they don't see the acceleration of innovation is a wilful blindness. We are innovation at a wonderful speed for the basic things we think everyone should get.

In the same way that when the car got going, people thought it would be an electric car, people thought it would be a steam car. Actually, the dark horse in that race was internal combustion, but because of the energy density of gasoline and discovery of oil in large amounts at that point in first Pennsylvania and then Texas, it won out over those other two, to the point that those other two are actually viewed as obscure footnotes in history.

I did not even finish my studies

We paired this announcement of the R&D [commitment] with the so-called Breakthrough Energy Coalition, which is 27 [major investors] saying, "Hey, we'll put significant money into [energy innovations] when they're ready to spin out probably into startup companies."