"[Freedom of thought, speech, expression and press versus censorship and propaganda:-] An unexamined idea, to paraphrase Socrates, is not worth having and a society [group or individual] whose ideas are never explored for possible error may eventually find its foundations insecure."

Author: Mark Van Doren

Notes: (1894-1972) Pulitzer Prize-winning poet, professor, and critic. Source: Man's Right to Knowledge, 1954.