The line comes from the Spanish-language version of Forrest Gump, the 1994 film about a kind-hearted man whose simple honesty repeatedly changes the lives around him. In Spanish-speaking meme communities, the short praise for Gump became a reusable reaction, shared on soundboards and in short videos whenever someone does something unexpectedly smart or admirable. Its staying power comes from the combination of nostalgia for a widely loved film and a compliment that fits almost any wholesome surprise, making it easy to reuse without needing the original scene.