外交不仅仅是国家之间的事务，它也关乎人类整体的命运和未来。
You have to be willing to fail, to be wrong, to keep trying.
The physicality of the material is its meaning.
美国梦是由美国能源驱动的。
There is a history in all men's lives.
写作是与他人联系的一种方式。