You won't catch me giving clear lectures.

I believe that the Apple Shuffle is an excellent compromise among the conflicting requirements of simplicity, elegance, size, battery life, and function

The designer shouldn't think of a simple dichotomy between errors and correct behavior; rather, the entire interaction should be treated as a cooperative endeavor between person and machine, one in which misconceptions can arise on either side.

The problem with emotion was that it was clearly something important, but-at least according to the old philosophy-it was something to overcome.

A big ethical question is what happens after people stop using the device. Does it degrade the environment? Could it have been designed so it would actually be good for the environment?

Readers always seem to think that the author has some control over the design of their books.

So what does a good teacher do? Create tension - but just the right amount.