人类大脑是社交大脑，它的进化是为了处理社会关系。
不要让这个世界的复杂性阻碍你前进。要成为一个行动主义者。将解决人类的不平等视为己任。它将成为你生命中最重要的经历之一。
The soul is like an uninhabited world that comes to life only when God lays His head against us.
The fundamental impulse that sets and keeps the capitalist engine in motion comes from the new consumers' goods, the new methods of production or transportation, the new markets, the new forms of industrial organization that capitalist enterprise creates.
你必须承担个人责任。你无法改变环境、季节或风，但你可以改变自己。这是你可以掌控的事情。
In such condition there is no place for industry...and which is worst of all， continual fear and danger of violent death.
The most valuable asset a company has is its people, and the most valuable people are those who never stop learning.
金银像其他商品一样具有内在价值，这不是任意的，而是取决于它们的稀缺性、获取它们所耗费的劳动量以及生产它们的矿山所投入的资本价值。