The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.
世界所有的前进动力都归功于不安分的人；幸福的人不可避免地把自己限制在古老的界限内。
人类最大的美德或许是好奇心。
The task of economics is not only to interpret phenomena, but also to provide practical advice and policies for society.
最可持续的皮革来自最受尊重的动物。