I am the happiest creature in the world. Perhaps other people have said so before, but not one with such justice. I am happier even than Jane; she only smiles, I laugh.
The most important political distinction among countries concerns not their form of government but their degree of government.
景观不仅仅是其组成部分的总和,而是一个复杂系统,其中每个元素都是相互关联的。