Comprehension — quick quiz

Read the passage and answer the question below: "The village library was more than just a building with books. For the children of Rampur, it was a gateway to worlds they had never seen. Every evening, after the farm work was done, young Meera would rush to the library. She would carefully select a book, find her favourite corner near the window, and lose herself in stories of adventure and discovery. The old librarian, Mr. Sharma, always encouraged her curiosity. He believed that reading could transform lives, and Meera was proof of his conviction." What does the phrase 'gateway to worlds they had never seen' suggest about the library?