translation.en: And aren't we grateful for our brains that can, you know, take this electrical impulse that comes from light energy to create images in order for us to explore our world?
translation.zh: 我们难道不该心存感激，因为我们的大脑 能够把从光能中探测到的电脉冲信号 转变为我们用来认识世界的图像？