The laws of physics produce complex structures, and in at least one case, a complex structure produces the laws of physics.
Grief is not linear. It doesn't follow a neat trajectory from denial to acceptance.
真正的进步既要衡量经济增长,也要衡量生态系统的健康。
有时候你必须做你必须做的事情才能生存。
最激动人心的发现往往来自于以全新的方式看待老问题。