translation.en: Because so much of that book was a celebration of the power and creative potential of density, of largely urban density, of connecting people and putting them together in one place, and putting them on sidewalks together and having them share ideas and share physical space together.
translation.zh: 因为那本书花了很多笔墨去赞扬人口高密度的力量 和创新潜能，准确的说是城市人口的高密度。 赞扬它把人们联系起来并置于同一场所 或同一街道，让人们交换信息 并分享一起相处的物理空间。