The phrase "to explore the world" means to travel and discover new places, cultures, and experiences. It involves venturing out into unfamiliar territories, meeting different people, trying new foods, and learning about various ways of life. The goal is often to broaden one's understanding of the world and gain a deeper appreciation for its diverse offerings. Exploring the world can be done through various means such as traveling, reading books or watching documentaries, but ultimately it involves an openness to new experiences and a curiosity about what lies beyond our immediate surroundings.