By the help of microscopes, there is nothing so small as to escape our inquiry; hence there is a new visible world discovered to the understanding.

One is not struck by the truth until prompted quite accidentally by some external event.

释义：国际秩序的本质是武力威慑下的平衡。

自然法则不仅仅是被观察到的，而是观察者与被观察者之间相互作用的结果。