I don't like being defined because I'm ever-changing.
地质学的进步因用想象的原因代替真实的原因而大大受阻。
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 novel is a lie that tells the truth, a lie that reveals reality more profoundly than the factual truth.
Not only do we live in the world of thought, but also in the world of matter.