What are the key geometric symbols used in Masonic rituals?

Freemasonry employs several significant geometric symbols in its rituals, each representing fundamental principles and moral lessons. The most recognizable among these are the Square and Compasses. The Square symbolizes morality and rectitude, reminding Masons to 'square their actions by the square of virtue.' The Compasses represent the boundaries of desires, encouraging Masons to 'circumscribe their desires and keep their passions within due bounds.'

Additionally, the Plumb Rule signifies uprightness and integrity, teaching Masons to 'act with justice and truth in all their dealings.' The Level symbolizes equality, reminding Masons that all individuals are equal in the eyes of the Grand Architect of the Universe, regardless of earthly status. These tools serve as potent allegories for personal development and ethical living, as explored in works like Albert G. Mackey's An Encyclopedia of Freemasonry.