Everyone knows that debugging is twice as hard as writing a program in the first place. So if you're as clever as you can be when you write it, how will you ever debug it?

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.

Programming language is very specific to instructing a computer to do a particular structure of a sequence. It's the very way you tell the machine what you want it to do.

I'd give my right arm to be ambidextrous.

Technology is mostly a force for good, but it has its downsides, too. I want my students - and my readers - to be intelligently skeptical about technology and be informed about the good and the not-so-good parts.

It's important to be informed about issues like usability, reliability, security, privacy, and some of the inherent limitations of computers.