Meanings of protestant work ethic in English

The Germans are joyless capitalists infused with the Protestant work ethic?

Lasch proposed a "return to basics": self-reliance, the family, nature, the community, and the Protestant work ethic.

But they leave us tired and achy, thus satisfying the implicit logic of the Protestant work ethic: if it's hurting, it must be working.

Weber, Max (1864-1920) and ' Protestant work ethic'

The Protestant work ethic, as every first-year sociology student knows, is what made western capitalism so (for want of a better word) great.

Northern business people sometimes imply that with their Protestant work ethic they'd show us sombrero-wearing southerners what's what if they ever ran things down here.