There is a mistake - English is spoken but 2 billion (not 1 billion) people in the world today (2014). And the number is growing. That is almost 30% of the world population. It is truly the first ever INTERNATIONAL language.
11 Untranslatable Words from other Cultures - Eleven wonderful, must-know, elusive words which have no single word within the English language that could be considered a direct translation. I must use these!