An unlimited-length file name is a file. The content of a file is its own best name.

A computer shall not waste your time or require you to do more work than is strictly necessary.

An interface is humane if it is responsive to human needs and considerate of human frailties.

A well-designed and humane interface does not have to be split into beginner and expert subsystems.

What users want is convenience and results.

A computer shall not harm your work or, through inaction, allow your work to come to harm.

Users do not care about what is inside the box, as long as the box does what they need done.