海洋的资源并非无限;我们必须以智慧和克制来养殖这些资源。
物理学家必须拥有生动的直觉想象力,因为新思想不是通过演绎产生的,而是通过艺术性的创造性想象。
Spiritual science does not want to overthrow the results of natural science, but to complete them.
There are some things so serious you have to laugh at them.
如果你不能改变它,意见有什么用?