A year spent in artificial intelligence is enough to make one believe in God.
Computer Science is embarrassed by the computer.
Once you understand how to write a program get someone else to write it.
Every program has (at least) two purposes: the one for which it was written and another for which it wasn't.
When a professor insists computer science is X but not Y, have compassion for his graduate students.
If a listener nods his head when you're explaining your program, wake him up.