In short, there is no free lunch.

总之，天下没有免费的午餐。

youdao

There is no free lunch.

世上没有免费的午餐。

youdao

The bottom line is there is no free lunch.

仍要谨记天下没有免费的午餐。

youdao

figuring out there is no such thing as a free lunch but Markowitz tells us that diversification is a free lunch.

知道世上没有免费的午餐这回事,但马科维茨称分散投资是免费的午餐

耶鲁公开课 - 金融市场课程节选

But it will also tell you that there is no free lunch.

FORBES: Magazine Article

Greater control over their economy allows the Chinese government to pull the economy out of recession a lot faster than in the democratic countries, but there is no free lunch.

FORBES: Getting Your Arms Around China And Japan

The upshot is that there is no free lunch.

ECONOMIST: Carbon capture and storage