"The Sleep of Reason Produces Monsters" is a thought-provoking etching by the Spanish artist Francisco Goya, part of his "Los Caprichos" series created in 1799.

The etching depicts the Goya himself, slumbering at his desk while surrounded by eerie and grotesque creatures. Bats, owls, and nightmarish entities lurk in the shadows, symbolizing the irrational and fearsome aspects of the human psyche that emerge when reason is dormant.

Goya's etching is a timeless reminder of the importance of rationality and critical thinking in the face of the darker forces of the human mind, making it a powerful and enduring work of art.