Modi, who was interacting with indologists, Hindi language students and Indian community members here, also said that language helped connect with strangers in a foreign place and hearing someone speak in one's native tongue gave happiness.
"At the dinner, Indian songs were sung," he said.
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Modi earlier in a tweet said: "Indian movies, language and music are very popular in Uzbekistan. In 2012, Uzbek radio completed 50 years of Hindi broadcasting."
The prime minister also said that a DNA test of language would show that it had a very big heart as it absorbs everything without any bias.
Uzbekistan is the first leg of Modi's eight-day tour to Central Asia and Ufa in Russia.