Every little thing you do is magic
语言的弱点不是控制语言的弱点,而是控制变化梯度的力量:las,语言永远不会脱离其胚囊。
We live in a world where the past is always present.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
国家是理性的行为体,它们寻求最大化相对权力,以确保在竞争性的国际体系中生存。