地理带的研究揭示了自然界的统一性,尽管它表面上看起来多样。
There is no short cut to achievement. Life requires thorough preparation.
The books that we reread the most are the ones that most clearly describe the world we already know.
我们重读最多的书是那些最清楚地描述我们已经知道的世界的书。
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.