我们都是自己记忆的囚徒。
We are all prisoners of our own memories.
数学是一种超越文化和语言障碍的通用语言。
跨行业合作是解决全球森林砍伐挑战的关键。
The past is not a foreign land but our ancestral home.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful. But most people will die tomorrow night.
地球是一个动态的物体,其表面在不断变化。