This document provides examples of common phrases and sayings that have become widely used without knowing their origins, along with background information on where they came from. It lists several well-known quotes and sayings attributed to figures like Socrates, Rene Descartes, and Henry Wadsworth Longfellow, and notes that these phrases represent more than just words as they come from these important historical figures. The document encourages remembering that these common sayings have deeper meanings behind them than just their literal translation.