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。
The heart of a poet is a mirror that reflects the beauty and the pain of the world.
我相信一切皆有因。人们改变是为了让你学会放手，事情出错是为了让你在它们正确时懂得珍惜。
I don't let the world steal my peace.
空容器发出的声音最大。