"What good is the warmth of summer, without the cold of winter to give it sweetness."

语出西汉·桓宽《盐铁论·疾贪》。表：古代测量日影以计时的标杆。要想让影子正，就要先将标杆树直；要想让下面的人清廉，就要先自己做到清廉。说明上位是下位的表率。

Writing is a way to reclaim one's history.

Efficiency without sustainability is just a short-term win; true progress is measured in long-term impact.

世界上最让我难以理解的就是所得税。