The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
Real energy solutions come from real energy sources.
我不让未来限制我,我让它激励我。
在量子力学中,测量的行为可以改变被测量系统的状态。
凡是言论好行动,有利于上天鬼神与百姓的就做,凡是言论好行动,有害于上天鬼神与百姓的就舍弃。 
继子女面临更大风险,因为进化压力塑造了父母更偏爱自己基因后代的心理。