Who said "Without struggle, there is no progress."?

This quote is attributed to Maxim Gorky.

Without struggle, there is no progress. - Maxim Gorky

"Without struggle, there is no progress."

Maxim Gorky Perseverance

Novelist Playwright Russian 1868–1936

"Man is made of earth and water, and fire burns in his breast."

"When work is a pleasure, life is a joy!"

"The cure for boredom is curiosity. There is no cure for curiosity."

"Love is the most beautiful of all feelings, but also the most dangerous."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."