The organism learns not only what to do but also what leads to what.
"The power of words lies in their ability to create worlds within worlds."
衡量一家公司成功的真正标准是它如何对待员工和环境。
黄金和白银,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在矿山中使用的资本价值。