You think you KNOW when you learn, are more sure when you can write, even more when you can teach, but certain when you can program.

In man-machine symbiosis, it is man who must adjust: The machines can't.

One man's constant is another man's variable.

Programmers are not to be measured by their ingenuity and their logic but by the completeness of their case analysis.

A picture is worth 10K words - but only those to describe the picture. Hardly any sets of 10K words can be adequately described with pictures.

It is better to have 100 functions operate on one data structure than to have 10 functions operate on 10 data structures.

A language that doesn't affect the way you think about programming is not worth knowing.