en.wikiquote.org: Karl Popper - Wikiquote An Austrian and British philosopher and a professor at the London School of Economics. en.wikiquote.org/wiki/Karl_Popper Site Listings en.wikiquote.org: Karl Popper - Wikiquote An Austrian and British philosopher and a professor at the London School of Economics. en.wikiquote.org/wiki/Karl_Popper Add Url or Add Site to Submit Site to the Karl Popper Directory |