过去是一个异国他乡;他们做事的方式不同。
I think it would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low.
Theorems are not discovered by accident.
世界上充满了显而易见的事情,却没有人注意到。
Light is not just illumination; it's the language of emotions.