Who said "The struggle is often long but the victory is sure."?

This quote is attributed to Christina Rossetti.

The struggle is often long but the victory is sure. - Christina Rossetti

"The struggle is often long but the victory is sure."

Christina Rossetti Perseverance

Poet English 1830–1894

"For there is no friend like a sister in calm or stormy weather."

"Better by far you should forget and smile than that you should remember and be sad."

"Oh, to be worn out by the world, to be cast aside and forgotten."

"Love will make a way out of no way."

"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."