Who said "Work is the only nobility that remains to us."?

This quote is attributed to Émile Zola.

Work is the only nobility that remains to us. - Émile Zola

"Work is the only nobility that remains to us."

Émile Zola Work

Novelist French 1840–1902

"The only way to deal with an unfree world is to become so absolutely free that very existence is an act of rebellion."

"I am my brother's brother, and I feel that I cannot be happy while he is wretched."

"Life is a beautiful struggle."

"The artist's task is to save the soul of mankind."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."