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 A. NormanTechnology usually provides a series of tradeoffs. Each asset is offset by a deficit...A major problem occurs when those who suffer from technology's defecits and those who benefit are not the same people.
Donald A. NormanThe design of everyday things is in great danger of becoming the design of superfluous, overloaded, unnecessary things.
Donald A. NormanThe current paradigm is so thoroughly established that the only way to change is to start over again.
Donald A. Norman