When people are faced with a problem, they often think in terms of past experiences rather than looking at the actual structure of the problem.
Never underestimate the power of small steps—they lead to big transformations.
书籍是通往其他文化的窗户。
当然，语言是人类使用的最强大的药物。
The ocean doesn't belong to any one nation; it's a shared resource that requires global stewardship.