盖亚的概念不是一个需要验证的假设，而是一种组织事实的方式。
世界上充满了显而易见的事情，却没有人注意到。
思想的存在是为了服务行动，而不仅仅是反映现实。
The best solutions often come from listening—to nature, to science, and to the people on the ground.
The boundary between physics and mathematics is not as clear-cut as we might think.