Who said "The man who gives up is already defeated."?

This quote is attributed to Cornelius Vanderbilt.

The man who gives up is already defeated. - Cornelius Vanderbilt

"The man who gives up is already defeated."

Cornelius Vanderbilt Perseverance

Shipping & Railroad American 1794–1877

"I have always believed that the best way to earn money is to first learn how to make it."

"The public be damned."

"Concentrate your energy, thoughts, and capital."

"I have made my money by the blood, sweat, and tears of the American working man."

"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."