The true cost of oil isn't just the price per barrel—it's the environmental and social impact.

If knowledge can create problems, it is not through ignorance that we can solve them.

最有效的经济共同体建立在共同的伦理视野之上，包括社区成员彼此之间所承担的一系列道德义务。

The secret of theory is that truth does not exist.

出自北齐·颜之推《颜氏家训·勉学》。没有把天下所有的书读个遍，就不要信口雌黄的发表观点。

历史是记忆的不完美与文献的不足相遇时产生的确定性。