“Regard every suggestion that your life may be a failure, that you are not made like those who succeed, and that success is not for you, as a traitor, and expel it from your mind as you would a thief from your house.”

Orison Swett Marden was an American writer and editor of the late 19th and early 20th centuries. He founded *Self-Culture*, a magazine promoting personal development and success principles, and became a leading voice in the self-help movement of his era. His work emphasized willpower, optimism, and the power of positive thinking as tools for overcoming adversity.