经济学的研究最终是对人类行为及其后果的研究。
The study of economics is ultimately the study of human behavior and its consequences.
The only certainty is uncertainty.
The only way to truly understand something is to do it yourself.
Humility is the starting point of wisdom, and pride is the endpoint of foolishness.
Challenges are opportunities in disguise. Embrace them to grow stronger.
【大意】能够吞舟的大鱼，一旦失去了水，也会被蝼蚁所制服，这是因为它离开了适于自己居住的处所所致。