Which character represents human reason in Dante's Inferno?

Virgil represents human reason in Dante's Inferno. As a Roman poet and the author of the Aeneid, he embodies the philosophical and ethical principles that guide Dante throughout his journey in the afterlife. Virgil is depicted as a rational figure who provides wisdom and guidance, helping Dante understand the moral order of the universe and the consequences of sin. His presence signifies the limits of human reason; while he can lead Dante through Hell and teach him about the nature of sin, he cannot enter Heaven, which requires divine grace and faith, represented by Beatrice. This relationship highlights the role of reason in understanding moral truths while acknowledging its limitations.