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

You won't catch me giving clear lectures.

Am I an Apple bigot? No. I can critique their products and their customer service philosophy. But overall, they do better than any other player.

The best kind of design isn't necessarily an object, a space, or a structure: it's a process- dynamic and adaptable.

I prefer design by experts - by people who know what they are doing

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.