translation.en: I think it's a hopeless goal. Technologically, it's achievable; economically, it's achievable; politically, it means sort of the habits, institutions of people -- it's impossible.
translation.zh: 我觉得它是一个没什么希望的目标。技术上说它是可实现的， 经济上它是可实现的，政治上说它是-- 它代表了某种习惯，人们的惯例，它是不可能的。