No single film, show or creator is reliably attached to this short clip in the information provided, so it is best understood as a widely shared motivational phrase rather than a quotation from one scene. Online, short defiant lines like this travel through edits, montages and reaction videos because they are easy to recognise and easy to place over a climax. Its continued use comes from that flexibility: the same words can frame athletic effort, gaming persistence or personal determination without needing extra explanation.