The society is tends to unceasingly progressive, but also can pay certain price unavoidably, we should reduce the price as far as possible.

社会是不断趋向进步的，但是也难免会付出一定的代价，我们应该尽量减少代价的付出。

youdao

The whole subject became a topic of study in part because so many of the well-meaning progressive reforms of yesteryear such as rate regulation and price controls led to terrible long-run outcomes for the public interest.

WSJ: Book Review: Captive Audience