<span style="color: #222222;">Lok Sabha Speaker Om Birla has said Indians are in almost all the countries of the world, contributing immensely to the economic development of their host nations. <br />''<br />''He gave away the awards for social service instituted by the Bhagwan Mahaveer Foundation in Chennai on Wednesday. In his address, he said India has the potential to become the knowledge hub for the world, and asked the youth to participate in nation-building with zeal. He said even small help rendered to the needy people in their localities will contribute to the socio-economic development of the country in a major way.</span><br />