translation.en: The changes that allowed us to do that, the evolution of this highly adaptable brain that we all carry around with us, allowing us to create novel cultures, allowing us to develop the diversity that we see on a whirlwind trip like the one I've just been on.
translation.zh: 这些变化给了我们机会， 进化出这个高度适应性的大脑，我们能带着走， 使我们有机会创造新的文化， 使我们有机会变得多种多样， 就像我在之前的旅行中看到的一样。