<http://webisa.webdatacommons.org/239480158>	<http://www.w3.org/ns/prov#value>	"In science, there is a principle that you cannot observe an event without having an effect on it." .
<http://webisa.webdatacommons.org/prov/319449534>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/239480158> .
<http://webisa.webdatacommons.org/239480158>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<kencollins.com> .
<http://webisa.webdatacommons.org/239480158>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .