言语是我唯一的家园。
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.
教学的艺术在很大程度上在于唤醒年轻心灵的自然好奇心,并用知识的营养来满足它。
在科技行业,创新是保持领先的关键。
We are all searching for something, even if we don't know what it is.