"How does one take back words once they have been learned? How does one un-teach someone how to grow crops?" Makan mused. "Tell me how, Miss Sara." He continued walking. "Man learned to create fire by themselves, and so they used it as they would. It's the same as giving a child a sword. When taught correctly, they can use it well to protect their loved ones. If not, they will use it to murder and kill as they please. It's the same as the gifts we gave. You cultivate plants and animals for food and clothing, and you speak and write in your languages to communicate. Both can go very wrong."