<http://webisa.webdatacommons.org/221354472>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/268646640>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/221354472> .
<http://webisa.webdatacommons.org/221354472>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<blogspot.com> .
<http://webisa.webdatacommons.org/221354472>	<http://www.w3.org/ns/prov#value>	"Nothing is Certain but the UnforseenDecember 9, 2009 at 3:18 PMMy experience has been that rolling the measures is a very powerfulapproach to continuously changing systems." .