New Delhi [India], December 9 (ANI): Prime Minister Narendra Modi on Saturday hit out at the opposition parties over not giving importance to public welfare, saying that they cannot win polls on social media but need to interact with people and win their hearts. “You cannot win polls on social media; you need to go amid people. Before winning polls, you need to win people’s hearts. You should not underestimate them. If some political parties had prioritized service to people instead of thinking about political gains, a majority of our country’s population would not have been facing so many dif…