<http://schema.org/description>
"When Philip Crosby proclaimed &amp;ldquo;quality is free&amp;rdquo; in a book with that title in 1979, there were more than a few people who thought that he didn&amp;rsquo;t know what he was talking about."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.autofieldguide.com/articles/green-is-free>