Before Jonas Salk developed a vaccine for polio that finally worked, he tried two hundred unsuccessful ones. Somebody as…

— Jonas Salk

Whether you think that you can, or that you can’t you are usually right.

— Henry Ford

Optimism is essential to achievement and it is also the foundation of courage and true progress.

— Lloyd Alexander

Dr. Viktor Frankl, author of the book "Man's Search for Meaning," was imprisoned by the Nazis in World War II because he…

— Viktor Frankl

Losers visualize the penalties of failure; winners visualize the rewards of success.

— William S. Gilbert

Age is question of mind over matter. If you don't mind, it doesn't matter.

— Satchel Page