Section ATravel is 1. b___________ and sometimes even unpleasant; then what is the driving force behind our travel? We travel because we need to. Sometimes our travel is a 2. m____ because we should attend the business luncheon, because we should celebrate Thanksgiving with our mom. We travel because we want to.Owing to the fact that most travel is 3.o_______, we just travel following our heart. Most people travel for the sake of 4.r__________, but their mind tends to solve the stubborn 5. d___________ issues while on vacation. What is the real purpose of travel? Travelling to a new place can make us less controlled by familiar cognitive 6. p________ that imprison us. As a result, we can better combine the new with the old, the mundane is 7. g________ from a slightly more abstract perspective.To 8.s__________ travelers, multicultural contrast means that they are open to ambiguity and willing to see the world in different ways, thus to expand the 9. c______________ of their “cognitive inputs” as they refuse to settle for their first answers and initial guesses. Of course, that mental flexibility is a side effect of difference and we know what we did not know in the past, by which we become more open-minded and less 10 i_______.Apart from its advantages, travel also has it drawbacks, which make us not take great pleasantness. More often than not, we need a vacation after our vacation. We travel because we need to , because distance and difference are the cornerstones of creativity. Travel will change our mind to some extent, which in turn can have effects on everything in our life.