The document discusses the use of proverbs and sayings in language teaching to help students learn about different cultures. It notes that many proverbs are shared across cultures due to common human experiences. Using proverbs can help students reflect on cultural values and behaviors in their native and target cultures. The document provides examples of English sayings and their Spanish and Costa Rican counterparts to illustrate this cross-cultural sharing of proverbs. It concludes that analyzing proverbs provides opportunities for students to learn about each other and improve their language and thinking skills.