生命周期假说认为，个人会在一生中规划其消费和储蓄行为。
当我们保护生物多样性时，我们保护的是自然恢复力的蓝图。
Art is not about answers, it's about questions.
你必须敢于梦想并相信自己，因为没有人会替你完成这些。
The dog is called Sandy. I like Sandy. He is not clever but he is very cheerful.
我不害怕与众不同，我害怕千篇一律。
写作是一段旅程，每个词都是一步。
In mathematics, the simplest questions often lead to the most profound discoveries.