Vairocana Buddha is a central figure in Mahayana Buddhism, often regarded as the embodiment of the ultimate reality and truth. He represents the concept of emptiness and is associated with the idea of universal enlightenment. Vairocana is typically depicted as a large, serene figure, radiating light and wisdom, symbolizing the interconnectedness of all beings. In various Buddhist traditions, such as Vajrayana and Zen, Vairocana is revered as a source of spiritual guidance. He is often linked to the Lotus Sutra and is considered the cosmic Buddha, transcending time and space. His teachings emphasize the importance of meditation and the pursuit of enlightenment for all sentient beings.