自由民主的传播和世界经济的整合是现代时代最重要的两个趋势。
The spread of liberal democracy and the integration of the world economy are the two most important trends of the modern era.
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome given the alternatives.
没有信仰的科学是瘸子，没有科学的信仰是瞎子。
量入为出，储蓄投资。学习你需要学习的东西。