New Delhi, April 27 -- Quote of the day: German philosopher Friedrich Nietzsche once talked about the hardships and failures, and their lesser-discussed positive side, in Twilight of the Idols. He said, "That which does not kill us makes us stronger."

Today, the popular quote has transcended from books and reached the pop culture world. Frequently used in comeback stories, Nietzsche's quote has inspired several artists, including Kanye West for Stronger and Kelly Clarkson for Stronger (What Doesn't Kill You), turning it into a powerful anthem to inspire many. Even films like Rocky, The Shawshank Redemption, Forrest Gump, The Pursuit of Happyness, Slumdog Millionaire and One Battle After Another are also inspired by the same school of tho...