About: http://webisa.webdatacommons.org/8589758

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The book???s theme is that happiness is a state of mind, not something that results from material possessions or other external sources.
http://www.w3.org/ns/prov#wasQuotedFrom	ala.org