Fundamental values of companies and commodities change slowly, but prices swing all over the lot because the consensus can change quickly.
公司和商品的基本价值变化比较慢，但是价格却变化很快，因为大众对价格的认同变化很快。
The idea was that things were changing so rapidly that we could just code applications very quickly, then throw them away and start over when the time for change arose.
这个思想认为环境和需求变化太快，因此我们唯一的办法只能是快速编写新代码，并且也快速的抛弃老代码。
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