Bill Gates

Your most unhappy customers are your greatest source of learning.

Windows is probably the most important product in the entire PC industry. Everything we do in terms of supporting touch, new hardware, accessibility has incredible impact.

Considering their impact, you might expect mosquitoes to get more attention than they do. Sharks kill fewer than a dozen people every year, and in the U.S. they get a week dedicated to them on TV every year.

Innovation is moving at a scarily fast pace.

Capitalism has shortfalls. It doesn't necessarily take care of the poor, and it underfunds innovation, so we have to offset that.

Energy innovation is not a nationalistic game.

I believe in innovation and that the way you get innovation is you fund research and you learn the basic facts.

Microsoft is not about greed. It's about innovation and fairness.

Software innovation, like almost every other kind of innovation, requires the ability to collaborate and share ideas with other people, and to sit down and talk with customers and get their feedback and understand their needs.

Innovation is a good thing. The human condition - put aside bioterrorism and a few footnotes - is improving because of innovation.

Harnessing steam power required many innovations, as William Rosen chronicles in the book 'The Most Powerful Idea in the World.'

I'm an investor in a number of biotech companies, partly because of my incredible enthusiasm for the great innovations they will bring.