<http://schema.org/description>
"What is the difference between a reason and an excuse?\r\n\r\nI once heard a story of a manager at a big company I worked with who always carried a little book with him with a list of excuses. ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/entrepreneur/2011/03/10/what-is-your-excuse-for-not-doing-all-you-can/>