Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions， we find two key ideas that run through all of economics:
经济学特别是宏观经济学中说的投资是耐用资本品如厂房设备的生产，而平常说的“投资”是指购买资产如股票，这和经济学中的投资不同，为了区分，这种投资被称为金融投资。
我们所爱的东西告诉我们我们是什么样的人。
Money is concerned only with what is common to all: it asks for the exchange value, it reduces all quality and individuality to the question: How much?
你必须相信你的长期计划，但你需要短期目标来激励和启发你。
Every discovery in physics opens the door to a new mystery.
I'm not a person who likes to be at the bottom.
Sustainability isn't an option anymore—it's a necessity for survival.
Collaboration across the supply chain is key to driving efficiency and reducing waste.
The health of our fish reflects the health of our waters - they are inseparable.
Success is the sum of small efforts, repeated day in and day out.