Computer science is not about machines, in the same way that astronomy is not about telescopes. There is an essential unity of mathematics and comput… - Edsger W. Dijkstra

Our intellectual powers are rather geared to master static relations and ... our powers to visualize processes evolving in time are relatively poorly developed. For that reason we should do (as wise programmers aware of our limitations) our utmost to shorten the conceptual gap between the static program and the dynamic process, to make the correspondence between the program (spread out in text space) and the process (spread out in time) as trivial as possible.

Several people have told me that my inability to suffer fools gladly is one of my main weaknesses.

Simplicity is a great virtue but it requires hard work to achieve it and education to appreciate it. And to make matters worse: complexity sells better.