物以稀为贵。

When a thing is scarce, it is precious.

一些业内人士认为至少一开始物以稀为贵。

Some in the industry think that a shortage of cars could drive up prices, at least at first.

东西的价值只有在缺乏时体会最深。（物以稀为贵。）

The worth of a thing is best known by the want of it.

管子工叫不来，在更高的层次上，大夫更是难请。医生和牙医知道物以稀为贵，并以此指导自己的行为。

Plumbers will not come. Nor, at the higher level, will doctors. And doctors and dentists know their scarcity value and behave accordingly.