把这一句，留给此刻的你

That is to say, nature's laws are causal; they reveal themselves by comparison and difference, and they operate at every multivariate space/time point.

也就是说，自然法则是因果的;它们通过比较和差异揭示自己，并在每一个多元空间/时间点起作用。

— Edward Tufte 爱德华·塔夫特