您知道您不能期望不改变任何东西就可以观察动物。这是科学上的不可能。马尔科姆说,当然是。那是20世纪最伟大的单一科学发现。如果不更改它,您将无法学习任何东西。
(You know you can't expect to observe the animals without changing anything. It's a scientific impossibility. Of course it is, Malcolm said. That's the greatest single scientific discovery of the twentieth century. You can't study anything without changing it.)