An analogy is a comparison between two different things that highlights a similarity between them. It helps to explain a concept or idea by relating it to something more familiar. For example, saying that "life is like a journey" suggests that both involve progress, challenges, and destinations, making the idea of life easier to understand. Analogies are often used in writing and speech to clarify complex ideas. They can also enhance creativity by allowing people to see connections between seemingly unrelated subjects. For instance, comparing a computer to a brain can illustrate how both process information and solve problems.