Those Who Don't Learn From History....

The study of history is a powerful antidote to contemporary arrogance.  It is humbling to discover how many of our glib assumptions, which seem to us novel and plausible, have been tested before, not once but many times and in numerable guises; and discovered to be, at great human cost, wholly false.

Paul Johnson, “The Quotable Paul Johnson: A Topical Compilation of His Wit and Wisdom and Satire, p.138, as cited by Thomas Sowell in, “Intellectuals and Society,” p.485