“Users do not care about what is inside the box, as long as the box does what they need done.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)

The Humane Interface: New Directions for Designing Interactive Systems is a book about user interface design written by Jef Raskin and published in 2000. It covers ergonomics, quantification, evaluation, and navigation.
“Users do not care about what is inside the box, as long as the box does what they need done.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“An interface is humane if it is responsive to human needs and considerate of human frailties.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“The system should treat all user input as sacred.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“An unlimited-length file name is a file. The content of a file is its own best name.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“A computer shall not harm your work or, through inaction, allow your work to come to harm.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“As far as the customer is concerned, the interface is the product.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)
“A computer shall not waste your time or require you to do more work than is strictly necessary.”
Jef Raskin book The Humane Interface
The Humane Interface (2001)