How to understand the sentence "Travel is a person's best investment"?

It stands to reason that if a person has a good investment in himself, there will be a good return, and tourism is a person's best investment. To study in thousands of books, it is better to take Wan Li Road. If we stay at home all day, or just stay in a small circle, our vision will be narrow and our hearts will be closed. When we come to the outside world and travel around the world or the whole country, we will find that the world is very big.

In life, we often feel very distressed because of a little thing, and sometimes we can't even extricate ourselves. Some people are not open-minded and even embark on the road of their own termination. And if we travel to the outside world, we will find that the world is so big, but our ego is very small, and our own things are nothing, especially when we come to the beautiful seaside, we will feel the smallness of human beings and the beauty of nature, which will make people have the courage to face life.

Traveling outside, you can see the local customs, feel the charming scenery and enrich your mind. As the saying goes, there are rivers and lakes in the chest, so people feel different, giving others a sense of well-informed. Moreover, a person with good knowledge will not be a frog in the well, and will not let shallow knowledge block a person's infinite possibilities in the future.

If you want to travel and gain a lot, you should travel with your heart, don't take a cursory look, and don't travel just for taking pictures. We should seriously appreciate the different local scenery and customs, see the complexity and beauty of the outside world, and see the various manifestations of the world.