I think there is a tendency in science to measure what is measurable and to decide that what you cannot measure must be uninteresting.

Rule of thumb: if you think something is clever and sophisticated beware-it is probably self-indulgence.

Knowing how people will use something is essential

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

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

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?

A good designer will actually design the company.