Why it worked
The video likely resonated due to its focus on raw human strength and perseverance, using visually striking and diverse examples of physical power. The concise, motivational tagline "Only the strong endure" combined with powerful imagery creates a universally understood message of resilience.
Summary
The video showcases various individuals demonstrating immense physical strength through different feats. It features people lifting heavy objects, arm wrestling with significant resistance, and breaking through barriers, all under the unifying text "Only the strong endure."