You always overestimate what you can get done in a year and underestimate what you can get done in 10 years.

Programs today get very fat; the enhancements tend to slow the program down because people put in special checks. When they want to add some feature, they’ll just stick in these checks without thinking about how they might slow the thing down.

The only thing I understand deeply, because in my teens I was thinking about it, and every year of my life, is software. So I'll never be hands-on on anything except software.

I think it's fair to say that personal computers have become the most empowering tool we've ever created. They're tools of communication, they're tools of creativity, and they can be shaped by their user.

We are not even close to finishing the basic dream of what the PC can be.

The trouble with energy farming is that the energy isn't always where you want to use it, and it isn't always when you want to use it.

Nobody has a guaranteed position in computer technologies business. We've done some good work, but all of these products become obsolete so fast and the structure of the business as it broadens out is going to be so different.