"Although spoken English doesn't obey the rules of written language, a person who doesn't know the rules thoroughly is at a great disadvantage"

This quote by Marilyn vos Savant recommends that although spoken English does not always follow the same rules as composed language, it is still crucial to understand the rules of composed language. Knowing the guidelines of written language can provide an individual a benefit when speaking English. Without a thorough understanding of the rules of composed language, a person may have a hard time to communicate efficiently in English. This is because the guidelines of written language can help a person to understand the structure of language, which can then be used to spoken English. Understanding the guidelines of composed language can likewise help a person to comprehend the subtleties of language, such as the distinction in between official and informal language. For that reason, it is essential to comprehend the guidelines of written language in order to communicate successfully in English.