Because every person knows what he likes, every person thinks he is an expert on user interfaces.
Paul Heckel
My graphic design teacher drew a picture of an apple on the blackboard and he wrote the word apple underneath. He covered the apple and said: ...
Chip Kidd
The difference between a Designer and Developer, when it comes to design skills, is the difference between shooting a bullet and throwing it....
Scott Hanselman
If I ad asked my customers what they wanted they would’ve said a faster horse.
Henry Ford 
The best ideas come as jokes. Make your thinking as funny as possible.
David Ogilvy
The proper study of mankind is the science of design.
Herbert Simon