Philanthropy should be voluntary.

Inspiration starts somewhere.

I studied every thing but never topped.... But today the toppers of the best universities are my employees

Five years from now on the Web for free you’ll be able to find the best lectures in the world. It will be better than any single university.

In ninth grade, I came up with a new form of rebellion. I hadn't been getting good grades, but I decided to get all A's without taking a book home. I didn't go to math class, because I knew enough and had read ahead, and I placed within the top 10 people in the nation on an aptitude exam.

Investing in innovation, which was my broad theme talking to [Warren Buffett ], that included health vaccines, it included energy and education.

If you really could take the CO2, when you burn hydrocarbons - coal, for example - if you could really capture the carbon and sequester it - they call it CCS - if the extra capital cost, energy cost, and storage costs over time didn't make it super expensive, then that's another path that you could go down.