translation.en: And so the thought that I started with was how do you do this, still within the boundary of the science we know today -- no time for science fair, no time for playing around with things or waiting for the magic battery to show up.
translation.zh: 于是我开始问这样一个问题： 我们应该如何在现有的 科学限定范围内实现这个理想， 要知道，我们并没有科学展览以及尝试各种试验的时间 更没有等待神奇电池诞生的时间。