{"type": "rich", "version": "1.0", "html": "<iframe src=\"https://quotewise.io/embed/quote/np86gt/\" width=\"600\" height=\"200\" frameborder=\"0\" allowfullscreen title=\"A tautology's truth is certain, a proposition's possible, a contradiction's impossible.\"></iframe>", "width": 600, "height": 200, "title": "A tautology's truth is certain, a proposition's possible, a contradiction's impossible.", "author_name": "Ludwig Wittgenstein", "author_url": "https://quotewise.io/o/Ludwig_Wittgenstein/", "provider_name": "Quotewise", "provider_url": "https://quotewise.io", "thumbnail_url": "https://quotewise.io/og/v1/q/np86gt.png", "thumbnail_width": 1200, "thumbnail_height": 630, "cache_age": 86400}