Books are windows to the world.

Meaning: This means that reading books can help you learn about the world and different cultures.

Choice of Words: Books are things you read that contain stories, information, or pictures. Windows are openings in a wall or door that allow you to see outside. World is the place where we live. When you put them together, "Books are windows to the world" means that books can show you things about the world that you might not know about otherwise.

Alternative Expressions

Related Expressions