"Excelsior" is a Latin word meaning "ever upward." It is often used to express a sense of striving for higher goals or ideals. The term has been adopted in various contexts, including literature, philosophy, and popular culture, symbolizing progress and aspiration. In the United States, "Excelsior" is also associated with the state of New York, where it appears on the state seal and motto. Additionally, it is famously linked to the late comic book writer Stan Lee, who used the term as a catchphrase to encourage positivity and enthusiasm among fans.