The supreme quote Judge VR Krishna Iyer quoted -Vivekananda in The Hindu Magazine above..
Vivekanada told the detractors of the Muslim rule- The Muhammadan conquest of India came as a salvation to the downtrodden to the poor. That is why one-fifth of our people have become Muhammadans. He denied that -it was all the work of sword and fire" and said that to call it so was "the height of madness.