The book that saved the earth

• Books in the twentieth century covered a wide range of topics and served various purposes
• The twentieth century was often called the Era of the Book
• Books taught people how to, when to, where to, and why to
• The book that saved Earth was not an encyclopedia, tome about rockets, or secret file from outer space
• The Mother Goose is a well-known book of nursery rhymes in English
• The book that saved Earth was a sandwich, which Martians mistook for a communication device
• A single book stopped the Martian invasion of Earth in 2040
• Martians believed that Earthlings used sandwiches as a form of communication
• Martians were ordered to listen to the sandwiches, but they did not hear anything
• Martians eventually realized that sandwiches were meant to be opened and watched, not listened to
• Noodle avoids offending Think-Tank but corrects his mistakes
• Noodle manages to correct Think-Tank's mistakes without causing offense
• Think-Tank misinterprets innocent nursery rhymes as threats to the Martians
• Think-Tank believes innocent nursery rhymes are actually threats to the Martians
• He interprets nursery rhymes as indications of Earthlings' advanced civilization
• Thinks Earthlings have combined agriculture and mining, grown rare metals, explosives, and taught animals music and space techniques
• Aliens in the play speak English
• English is used as the language of the aliens in the play
• The language of the aliens is portrayed as English
• Books are referred to as a man's best companion
• Books are considered a man's best companion
• Books are valued as a great companion for humans
• Books are seen as valuable companions for individuals