Center of the Universe

We all know that Earth is just one of the planets that revolves around the sun. And we also know that our solar system is just part of the Milky Way galaxy and that Milky Way is just one of the billions of galaxies in the universe. So we are literally just a speck of a speck raised to the infinite power in the entire universe. And yet, many times we act as if everything revolves around us. Where did we get this idea? What is the impact? And what are the solutions.