Costs do not exist to be calculated. Costs exist to be reduced.
成本不是为了计算而存在的,而是为了被降低而存在的。
只有我们个人对自由的信仰才能让我们保持自由。
Every lump of coal we mine keeps the lights on in someone's home.
The most dangerous phrase in the language is, 'We've always done it this way.'