Perseverance in the face of failure is the mark of greatness... - Doctor Octopus

This quote is attributed to Doctor Octopus.

"Perseverance in the face of failure is the mark of greatness."

Doctor Octopus Perseverance

More from Doctor Octopus

"The cunning warrior attacks neither body nor mind... but the HEART."

"I'm something of a scientist myself."

"Back to formula!"

"You know, I'm something of a scientist myself."

"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."