The term 'Cardinal Virtue' refers to four virtues that are considered to be the most important and fundamental in life. These virtues are prudence, justice, temperance, and fortitude. HOPE is also sometimes included as a fifth virtue. HOPE is an optimistic attitude of mind that is based on an expectation of positive outcomes related to events and circumstances in one's life. It is a belief that desire and ambition can be achieved and that obstacles can be overcome.