科学是人类思想最伟大的冒险。
清白的良心是一个温柔的枕头。
人必须内心怀有混沌,才能诞生出舞蹈的星辰。
煤炭的真实成本必须既考虑其即时价值,也考虑其对社区和生态系统的长期影响。
No man really knows about other human beings. The best he can do is to suppose that they are like himself.