I would rather be fluent in all languages because it would allow me to connect with people across different cultures, access unlimited knowledge, and open countless opportunities in education, business, and travel. Language shapes human thought and interaction, and being multilingual enhances cognitive abilities, problem-solving skills, and even brain health. According to research, learning multiple languages improves memory and delays cognitive decline. While communicating with animals would be fascinating, human communication drives global progress. Understanding all languages would break barriers, foster unity, and create a deeper connection with the world. This ability would be invaluable in both personal and professional life.