Who said "If there is no struggle, there is no progress."?

This quote is attributed to Romain Rolland.

If there is no struggle, there is no progress. - Romain Rolland

"If there is no struggle, there is no progress."

Romain Rolland Perseverance

Novelist Musician French 1866–1944

"Life is a beautiful struggle."

"Art is the effort of man to express the unspoken."

"Music is the one incorporeal entrance into the higher world of knowledge."

"Love is life's blood."

"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."