真相总是由两个半真半假的东西组成。
The truth is always a compound of two half-truths.
The spread of liberal democracy and the integration of the world economy are the two main forces driving the world towards the end of history.
The history of science is the history of men correcting their mistakes.
外交需要从战略和长远的角度思考,以实现国家的长期利益和安全。