About: http://webisa.webdatacommons.org/317029919

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	In the introduction to his autobiography, Mark Twain wrote that The frankest and freest product of the human mind and heart is a love letter.
http://www.w3.org/ns/prov#wasQuotedFrom	bigthink.com