I have learned the most important language by meeting a wide range of people from different cultures.
我接触到许多来自不同文化的人,掌握了最重要的语言。
From one's own front door to home or foreign hills or sands and back again, everything is to hand.
从自己的家门出发到国内国外的山区或沙滩上露营然后返回,一切都很便利。