You'd be surprised.

It might be true that nobody ever made a hugely profitable business on dignity.

But it's absolutely false that that aren't businesses that are successful with dignity.

So, depends on your definition of success.

If it is "supports me and my workers and can even moderately grow and produce good stuff for my customers" then many did.

If it is "I want to eat the world like Uber" perhaps no one die.

s/no one die/no one did/

"Dignity and an empty sack is worth the sack." - Ferengi Rule of Acquisition #109

Yvon Chouinard built his billion dollar business Patagonia with dignity. One of the best things I learned from reading his book, Let My People Go Surfing: The Education of a Reluctant Businessman, was to grow sustainably and only when necessary. It surprised me because it seems to be the exact opposite advice of mainstream startup culture, exponential growth.