The correct answer is Mahatma Gandhi. ? Mahatma Gandhi is known for the famous quote, "an uncontrolled pen serves, but to destroy". He was born on 2nd October 1869 at Porbandar and died at the age of 78 years on 30th January 1948 in New Delhi. His death Memorial is known as Raj Ghat. He wrote the book the Story of My Experiments with Truth and his mother's name was Putlibai Gandhi and his father's name was Karamchand Gandhi. He gave the slogan Do or Die during Quit India Movement (1942). Mahatma Gandhi was involved inChamparan Satyagraha (1917)Dandi March (1930)Quit India Movement (1942)Non-cooperation Movement (1920). He was a moderate leader who believed in non-violence and hence his birthday i. e 2nd October is celebrated every year as an International non-violence day. Image of Mahatma Gandhi:Additional Information Swami Vivekananda was born on 12th January 1863 and died at the age of 39 years on 4th July 1902. National Youth Day is also known as Vivekanand Jayanti and it is the birthday of Swami Vivekananda in 1984. National Youth Day was started in 1985. He was the founder of the Ramakrishna Mission (1897) and Ramakrishna Math. Leo Tolstoy was born on 9th September 1828 and died at the age of 82 years on 20th November 1910 in Russia. He was a novelist, short story writer, playwright, and essayist and was part of the literary movement Realism. He was the author of books War and Peace, Anna Karenina, The Death of Ivan Ilyich, The Kingdom of God is within you, and Resurrection. His real name was Lev Nikolayevich Tolstoy. He credited Arthur Schopenhauer the philosopher for his extreme self-discipline. Mahatma Gandhi and Martin Luther King Jr. were influenced by his writings. John Ruskin was born on 8th February 1819 and died at the age of 80 years on 20th January 1900 in the United Kingdom. He was a writer, art critic, draughtsman, watercolourist, and social thinker?. He authored The Seven Lamps of Architecture, Unto This Last, Fors Clavigera, etc.