Who said "Perseverance is the refusal to accept defeat as final."?

This quote is attributed to Foday Sankoh.

Perseverance is the refusal to accept defeat as final. - Foday Sankoh

"Perseverance is the refusal to accept defeat as final."

Foday Sankoh Perseverance

Rebel Leader, War Criminal Sierra Leonean 1937–2002

"The struggle for peace is more important than any individual life."

"We must learn from history or be doomed to repeat it."

"True leadership comes from serving others, not commanding them."

"The path to justice is long, but it must be walked."

"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."