Categories great Oprah Winfrey Oprah Winfrey | great The greatest discovery of all time is that a person can change his future by merely changing his attitude. Post author By Beautiful Quotes Post date December 10, 2022 No Comments on Oprah Winfrey | great The greatest discovery of all time is that a person can change his future by merely changing his attitude. Oprah Winfrey 00 Tags great, Oprah Winfrey ← Friedrich Nietzsche | great → Henry Wadsworth Longfellow | great Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ