如果一个国家期望在国民无知的情况下却拥有自由,那么这种期望无论在历史上,还是未来都绝不会实现。如果我们打算抵御无知和捍卫自由,每位美国人都有责任了解一件公共事务的来龙去脉。
The universe constantly surprises us, and that’s what makes science so exciting.
可持续性不是一种选择;它是我们共同的责任。
You have to fight to reach your dream. You have to sacrifice and work hard for it.