About: http://webisa.webdatacommons.org/53452383

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	Popper is the most important philosopher of the 20th century and he is also a classical liberal, author of one of the most incisive critiques of Marx in the English language when The Open Society and its Enemies first appeared in 1945.
http://www.w3.org/ns/prov#wasQuotedFrom	catallaxyfiles.com