The document provides guidance on writing a reaction paper. It discusses the differences between a reaction paper and a diary entry. A reaction paper is meant for a broader societal audience, while a diary entry is personal. A reaction paper uses more formal language and rhetorical devices to inform readers and provide a measured response to an event or experience. It can help readers make decisions by providing reviews and perspectives. The document emphasizes that a well-written reaction paper can help people feel less alone and better understand how to navigate the world.