We cannot be sure of having something to live for unless we are willing to die for it.
文化适应不是单一的过程,而是多种过程的复合体,每个过程在不同的层次和以不同的方式运作。
Sustainable development is not a choice, but a responsibility.
Don't cry, I'm sorry, you must understand, I am sorry to deceive you so much, but this is life.