“If you can’t make a page self-evident, you at least need to make it self-explanatory.”
— Steve Krug
Your objective should always be to eliminate instructions entirely by making everything self-explanatory, or as close to it as possible. When instructions are absolutely necessary, cut them back to the bare minimum.
A usability consultant (Apple, Netscape, AOL, Lexus) and a highly sought-after speaker on usability design.