Today on the occasion of International Literacy Day, several celebrities who are vocal about education rights are spreading awareness and reminding people about the importance of literacy as a matter of dignity and human rights.Keeping up with the tradition, the United Nations Educational, Scientific and Cultural Organisation (UNESCO) this year kept the theme as 'Literacy and multilingualism', which means that the organisation will focus on literacy and multilingualism to bring progress in the world regarding literacy.Despite progress made, literacy challenges persist, distributed unevenly across countries and populations. Embracing linguistic diversity in education and literacy development is central to addressing these literacy challenges and achieving the Sustainable Development Goals.In order to encourage awareness towards literacy, Ajay Devgn shared a quote by Albert Einstein on his Twitter handle which read, "The only source of knowledge is experience."Ajay's wife and actor ...