Joy – Karl Barth By Charles | November 29, 2014 - 2:05 am |November 17, 2014 Quotation Joy is the simplest form of gratitude. Karl Barth Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Pocket (Opens in new window) Pocket Share on Pinterest (Opens in new window) Pinterest Tagged Gratitude, Joy, Karl Barth, Thanksgiving 2014. Bookmark the permalink.