一个奇怪的事实是,根据是从生物学还是地球物理学的角度来探讨问题,关于地球史前条件的结论完全相反,这反映了我们目前知识的不完整状态。
世界充满了简单、明显而美丽的事物,以至于人们竟然还会去发明任何东西,这真是令人惊奇。
The true measure of leadership is how you empower others to achieve what they thought was impossible.
Marine protected areas are like savings accounts for fish populations.
The past is never dead. It's not even past.
政策规则优于自由裁量,因为它们避免了时间不一致性问题。
我不是为死去的总统说唱;我宁愿看到总统死去。