The limits of my language mean the limits of my world. (Die Grenzen meiner Sprache bedeuten die Grenzen meiner Welt.)
Standard Tibetan is a language of China. Roughly 0.1% of the population there speak it as a first language.
Standard Tibetan (or Central Tibetan) is the language of the Tibet Autonomous Region of China. It is spoken by roughly 1.3 million people in total. Most speakers are in Tibet, but many refugees have settled in India (mostly in the state of Sikkim), Nepal, the United States and Canada, since China took control of Tibet in 1959.