 The inscription on the arch says "Gateway to the history of the finest breed of Filipinos", a reference to the numerous alumni who have made an impact in Philippine history.On the left pillar of the facade facing España Boulevard is commemorative plaque honoring national hero José Rizal, and on the right pillar is another plaque honoring President Manuel L. Quezon; both being UST alumni.On the sides at the top of the Arch are panels depicting the life of Saint Thomas Aquinas, the patron saint of the university and of all Catholic educational institutions.