世界比你想象的更具可塑性。我们可以把它塑造成更好的样子。
The world is more malleable than you think. We can bend it into better shape.
In science, there is no such thing as a final answer.
We have really everything in common with America nowadays, except, of course, language.
自然规律是亘古不变的，不会因尧的仁德而存在，不会因桀的暴虐而消亡。