Six Sensible Quotes on User Interface

Quote #1

The Principle of Least Astonishment

Make a user interface as consistent and as predictable as possible.

Quote #2

A program designed for inputs from people is usually stressed beyond the breaking point by computer-generated inputs.

– Dennis Ritchie, Bell Labs

Quote #3

Twenty percent of all input forms filled out by people contain bad data.

– Vic Vyssotsky, Bell Labs

Quote #4

Eighty percent of all input forms ask questions they have no business asking.

– Mike Garey, Bell Labs

Quote #5

Don’t make the user provide information that the system already knows.

– Rick Lemons, Cardinal Data Systems

Quote #6

For 80% of all data sets, 95% of the information can be seen in a good graph.

– William S. Cleveland, Bell Labs