Also note that invariably when we design something that can be used by those with disabilities, we often make it better for everyone. – Donald Norman
It is relatively easy to design for the perfect cases, when everything goes right, or when all the information required is available in proper format. – Donald Norman
I think there is a tendency in science to measure what is measurable and to decide that what you cannot measure must be uninteresting. – Donald Norman
I prefer design by experts – by people who know what they are doing. – Donald Norman
If a man is called a streetsweeper, he should sweep streets even as Michelangelo painted, or Beethoven composed music, or Shakespeare wrote poetry. He should sweep streets so well that all the hosts of heaven and Earth will pause to say, Here lived a great streetsweeper who did his job well. – Martin Luther King,Jr.