When working on a problem, think only how to solve it. If the solution is not simple and has no inner beauty such as art, it is wrong.

Any intelligent fool can make things bigger, more complex, and more violent. It takes a touch of genius -- and a lot of courage -- to move in the opposite direction.

Unix has retarded OS research by 10 years and linux has retarded it by 20.

One of my most productive days was throwing away 1000 lines of code.

When working on a problem, think only how to solve it. If the solution is not simple and has no inner beauty such as art, it is wrong.