translation.en: One of the most interesting and most important concepts is the idea of scale. We change scale very often: we change resolution of screens, and we're not really fazed by it, we do it very comfortably.
translation.zh: 其中一个最有趣最重要的概念 就是尺度的观念。我们很常改变尺度， 我们改变显示器的分辨率，但我们不 － 并不以为意，我们习以为常。