...pay attention to what users do, not what they say.

Compared to 1999...we cannot quite declare victory, but we can declare progress.

Users spend most of their time on other sites. This means that users prefer your site to work the same way as all the other sites they already know.

...the book is a manifesto to make the Web atone for the sins of computers and regain a level of simplicity that can put humanity at peace with its tools once again.

What we learned is money doesn't grow on trees.

Windows '98 is so similar to Windows '95 because Apple hasn't invented anything worth copying since 1995.

Inadequate use of usability engineering methods in software development projects have been estimated to cost the US economy about $30 billion per year in lost productivity.