每种材料都有自己的记忆和历史。

In the era of globalization, enterprises must learn to survive and develop in a multicultural environment.

某个命题可以从某一组公理通过某一规则系统推导出来，这一事实本身并不使其为真。

All I know is that I don't know nothing.

成功就是能够超越你认为可能的事情。