To write 10 lines on Mahatma Gandhi, one can discuss his early life, his involvement in the Indian independence movement, his philosophy of nonviolent resistance, his imprisonment and hunger strikes, his leadership of the Indian National Congress, his role in negotiating India's independence from British rule, his assassination in 1948, his impact on civil rights and social justice movements around the world, his advocacy for Hindu-Muslim unity, and his promotion of economic self-sufficiency and rural development.