青年是国家未来的主人。青年必须成为劳动和生产运动的先锋。
"The world is full of small things that are big enough to break your heart."
解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。
Love is or it ain't. Thin love ain't love at all.
The world is full of stories, waiting to be told.
There are still many causes worth sacrificing for, so much history yet to be made.
解释：观察与他交游的人，就知道他的品行好坏。