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.

People who feel the world is tilted against them will spawn the kind of hatred that is very dangerous for all of us. I think it's a healthy sign that there are demonstrators in the streets. They are raising the question of 'is the rich world giving back enough?'

The malaria parasite has been killing children and sapping the strength of whole populations for tens of thousands of years. It is impossible to calculate the harm malaria has done to the world.

It is hard to smash a computer when you're laughing.

Technology is unlocking the innate compassion we have for our fellow human beings.

America and Japan are the two leading world economies in terms of technology and innovative products. And in software, information-age technology and biotechnology the U.S. has an amazing lead.

If people want capital gains taxed more like the highest rate on income, that's a good discussion. Maybe that's the way to help close the deficit.