大自然是有史以来最伟大的化学家，而我们才刚刚开始理解它的秘密。
Nature has been the greatest chemist of all time, and we are just beginning to understand its secrets.
It is not enough to observe and experiment, theorize and calculate. One must also imagine.
世界是一个充满阴影的地方，而我们则是穿行其中的幽灵。
农业是文明的基础，我们必须给予它应有的尊重。
时间从我们头顶飞过，但留下了它的影子。
The future of coal lies in cleaner technologies and smarter resource management.
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
Thoughts pass in my mind like flocks of lucks in the sky。I hear the voice of their wings。