In computing, turning the obvious into the useful is a living definition of the word "frustration".

A good programming language is a conceptual universe for thinking about programming.

Don't have good ideas if you aren't willing to be responsible for them.

When a professor insists computer science is X but not Y, have compassion for his graduate students.

Dealing with failure is easy: Work hard to improve. Success is also easy to handle: You've solved the wrong problem. Work hard to improve.

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.

A LISP programmer knows the value of everything, but the cost of nothing.