{"type": "rich", "version": "1.0", "html": "<iframe src=\"https://quotewise.io/embed/quote/7v6gkb/\" width=\"600\" height=\"200\" frameborder=\"0\" allowfullscreen title=\"Consider... [the formula given by special relativity for the magnitude of the ]<math>P \\equiv m_0...\"></iframe>", "width": 600, "height": 200, "title": "Consider... [the formula given by special relativity for the magnitude of the ]<math>P \\equiv m_0...", "author_name": "Steven Weinberg", "author_url": "https://quotewise.io/o/Steven_Weinberg/", "provider_name": "Quotewise", "provider_url": "https://quotewise.io", "thumbnail_url": "https://quotewise.io/og/q/7v6gkb.png", "thumbnail_width": 1200, "thumbnail_height": 630, "cache_age": 86400}