The use of travelling is to regulate imagination by reality, and instead of thinking how things may be, to see them as they are.
“Baseball is a game of race, creed, and color. The race is to first base. The creed is the rules of the game. The color? Well, the home team wears white uniforms, and the visiting team wears gray.”
“The interests of the Soviet Union are in controlling highly developed countries and having the benefit of their economies so that they can run their own inefficient empire.”