儿童对活动的需要几乎比食物的需要更为强烈。
I'm the reason your ears won't hear.
The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.
一个国家的力量不仅仅是其强制能力,还包括其提供服务的能力以及在公民眼中保持合法性的能力。