In our daily lives, light from the sun is what allows us to see everything in the world. But when our ancestors learned how to make fire, they discovered a way to overcome darkness.
從生活中來看，透過太陽提供的光亮，才使我們得以看見萬物；當遠古的祖先發現火光，懂得製造燭火後，人類又得到克服黑暗的利器。