This document discusses the importance of the English language and developing proficiency. It is comprised of 4 sections: 1) Language is essential in modern society and used in various professions. The study of English helps people communicate effectively through speaking, writing, listening and reading. 2) To communicate well through speaking and writing requires knowledge of words. People must learn new words and their meanings to articulate themselves. 3) English teachers play an important role in developing students' language skills through their influence, knowledge and serving as role models of proper language use. 4) Having a strong understanding of English grammar is crucial for language teachers to improve their teaching skills and help students write well with careful attention to grammar