Complexity is acceptable as long as it is intelligible and necessary. We want to avoid needless complications.

A challenge to the designers of the world: Make signs unnecessary.

It is not enough that we build products that function, that are understandable and usable, we also need to build products that bring joy and excitement, pleasure and fun, and, yes, beauty to people's lives.

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

Good design is also an act of communication between the designer and the user, except that all the communication has to come about by the appearance of the device itself. The device must explain itself.

User-centered design means working with your users all throughout the project.

I believe that robots should only have faces if they truly need them