Mahatma said, If you want to make a change to the society, let the change to begin from you. Abraham Lincoln remembered in history, but beyond his history, his 13th amendment for which he worked hard, changed the world’s constitution order, amendment of constitution which abolished the slavery in America, which brought an end to the civil war.  Ch-Guevera, born in Argentina, but participated in the revolution of Cuba, apart from the revolution, focus he gave to the education as a education minister has uplifted the Cuba’s agriculture and medicine knowledge, country as a self sustainable. Dr. Ambedkar in his …