translation.en: I want to give the name "Middle World" to the medium-scaled environment in which we've evolved the ability to take act -- nothing to do with "Middle Earth" -- Middle World.  We are evolved denizens of Middle World, and that limits what we are capable of imagining. We find it intuitively easy to grasp ideas like, when a rabbit moves at the sort of medium velocity at which rabbits and other Middle World objects move,
translation.zh: 我想把我们进化出生存能力的这个中等规模的环境 命名为中观世界。 和中土世界没有关系哦。 中观世界。 我们是在中观世界中得到进化的居民，这限制了我们 所能够想象到的东西。我们在直觉上很容易明白这样的事实： 当一只兔子以中等的速率在移动的时候， （这种速率是兔子和其他中观世界中物体移动的速度）