Explanation:

• Sanskrit Week has been celebrated from today, August 19 to August 25. This Sanskrit Week is observed to promote and popularise the ancient language. As part of the celebration of Sankrit Week beginning today, Prime Minister Narendra Modi has urged everyone to learn and promote the ancient language.
• Sanskrit is the oldest, purest and most systematic language in the world. It is the most versatile language as well. Sanskrit has as many as 70 synonyms for water. There are 100 names of elephant in Sanskrit.
• panini is the father of Sanskrit.
• World's oldest language is Sanskrit. The Sanskrit language is called Devbhasha. All European languages seem inspired by Sanskrit. All the universities and educational institutions spread across the world consider Sanskrit as the most ancient language.