The document discusses the widespread use and importance of the English language globally. It notes that between 1.5 and 2 billion people speak English as a second or foreign language, making it one of the most commonly spoken languages worldwide. Additionally, English dominates many fields like computers, technology, science, business and aviation. The reasons for English's dominance are suggested to include the historical spread of the British Empire and influence of the United States, as well as globalization and technologies that have connected the world.