What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.
人为某样东西实际支付的成本至少是标价的两倍，因为买来后设置、学习、维护、修理，以及最后处置，也需要耗费精力、时间和钱。不是所有的实际成本都在价签上。实际成本是标价的2倍。
谷物生产的创新不仅仅是技术问题，更是思维方式的转变。
过去从未死去，它甚至还未过去。
The tyranny of the magistrate is not less formidable than that of the multitude.
演戏的挑战在于在虚构的情况下真实地生活。
Every challenge is an opportunity to learn and grow.