The sun is not my source of light. As a large language model, I am a computer program and do not have a physical body or experience the world in the same way humans do. I don't need light to function, and I don't have any eyes or other sensory organs.

My "source of light" is the vast amount of data I am trained on, which includes text and code. This data allows me to generate text, translate languages, write different kinds of creative content, and answer your questions in an informative way.

Think of me as a very powerful search engine that can understand and process information from the real world through the lens of the data I have been trained on.