Hailing Tamil as a 'sweet' language, Union Minister Ashwini Vaishnaw on Saturday said it is one of the assets of the country and the world. Prime Minister Narendra Modi always ensured that every Indian language gets its due respect, the Union Railways, Information and Broadcasting, Electronics and Information Technology Minister said at an event near here. Participating at the inauguration of a manufacturing factory of Zetwerk Electronics at Sriperumbudur, Vaishnaw said he was lucky as he got a professor by name Sadagopan while pursuing his academics at IIT Kanpur who taught him about the Tamil language. Greeting the audience with a traditional 'Vanakkam' (Namaste) in Tamil language at the beginning of his speech, Vaishnaw said, "Tamil is a very very sweet language. All I know is three words -- Vanakkam, Eppadi Irukeenga (How are you) and Nandri (Thanks)." Referring to his interaction with Sadagopan at IIT Kanpur, the Minister said, "Sadagopan introduced me to Tamil language and in