In this quote, Muhammad Ali Jinnah, the founder of Pakistan, reveals his attitude towards failure. He specifies that the word "failure" is unknown to him, implying that he does not think in the principle of failure. Jinnah was a determined and resistant leader who dealt with numerous difficulties in his pursuit of producing a separate country for the Muslims of the Indian subcontinent. He thought that with effort, determination, and perseverance, anything is possible. To him, failure was not an option, and he refused to let setbacks discourage him. This quote reflects Jinnah's unwavering determination and his rejection to accept defeat, making it an effective statement of his character and mindset.