“Success requires persistence, the ability to not give up in the face of failure. I believe that optimistic explanatory style is the key to persistence.”

― Martin E.P. Seligman, Learned Optimism: How to Change Your Mind and Your Life

 

“Pessimistic prophecies are self-fulfilling.”
― Martin E.P. Seligman, Learned Optimism: How to Change Your Mind and Your Life