现代国家的特点是其能够有效地集中和使用权力。
Education is the foundation of change. We must teach the next generation to value and protect our oceans.
法律的概念涉及主要规则和次要规则的结合。
你给予的越多，你得到的就越多。
Spend as much time crafting the subject line of an email as the message itself because the subject line is often the only thing people read.
我们对自己生活的叙述塑造了我们的现实。
I'm not a rapper, I'm a math legend.