The world has the technology - either available or well advanced in the research pipeline - to feed on a sustainable basis a population of 10 billion people.
迁移不仅是一次身体的旅程，也是一次情感和心理的旅程。
True progress happens when we balance economic growth with environmental stewardship.
鱼在江湖中互相遗忘，人在道术中互相遗忘。
An empire founded by war has to maintain itself by war.