<http://webisa.webdatacommons.org/40805927>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<windsofchange.net> .
<http://webisa.webdatacommons.org/40805927>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/87694705>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/40805927> .
<http://webisa.webdatacommons.org/40805927>	<http://www.w3.org/ns/prov#value>	"One of his most revealing observations is that there is no such thing as an absolutely straight line." .