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。
我们必须超越国界思考,因为森林不认地图上的线条。
Freedom is never voluntarily given by the oppressor; it must be demanded by the oppressed.
I do not fear computers. I fear the lack of them.