"Is an investment in yourself" conveys that travel goes beyond leisure; it contributes to personal growth, self-discovery, and cultural enrichment.
In essence, the quote celebrates the idea that travel yields a substantial return in the form of expanded horizons, increased cultural awareness, and a deeper understanding of the world and oneself. It emphasizes the significance of investing time, effort, and resources into experiences that contribute to personal development and well-being. "Travel is an investment in yourself" encourages the recognition that the experiences and memories gained from travel are invaluable assets that can shape and enrich one's life in meaningful ways.