What is an illusion what are you hiding?

As an AI language model, I am not capable of hiding anything as I don't have any personal motives or emotions. I only operate based on the input fed to me and generate responses accordingly. Illusions are tricks that make something appear different from what it really is. They can be created through visual, auditory, or tactile means. Some typical visual illusions include misinterpreting the size or distance of an object, or seeing impossible or ambiguous objects. Auditory illusions are created through the manipulation of sound waves, while tactile illusions occur when the brain misinterprets sensory information from touch. Illusions can be used in various ways, such as in entertainment, art, and psychology experiments. However, they should be distinguished from deception, which involves deliberately misleading someone for personal gain.