If you're as clever as you can be when you write it, how will you ever debug it?

Each new user of a new system uncovers a new class of bugs.

If you had done something twice, you are likely to do it again.

Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it.

C is a razor-sharp tool, with which one can create an elegant and efficient program or a bloody mess.

Trying to outsmart a compiler defeats much of the purpose of using one.

90% of the functionality delivered now is better than 100% delivered never.