桥梁不仅是一种结构,也是人类进步的象征。
创新是我们工作的核心。这是我们如何在满足世界日益增长的能源需求的同时应对环境挑战的方式。
"Un libro es una conversación entre el autor y el lector a través del tiempo."
The study of intelligence must be grounded in the study of symbol systems.
The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.