世界就是所有实际情况。

劳动的自然价格是使劳动者能够生存并延续其后代所必需的价格，既不增加也不减少。

The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.

"The past is always with us, and it shapes who we are."

财产权确实是人类的一项权利，与自由一样真实。