- An anonymous rhyme of the nineteenth century bemoaned in Bengali:
- jat marley tin seney,
- keshub seney wil-seney isti-seney
Caste, this declared, has been destroyed by three ‘Sens’: Keshub Sen, the Brahmo leader, ‘wil-sen’ or Wilson’s Hotel, where the Hindus guzzled ‘forbidden food’; and the ‘isti-sen’ or station, as the niceties of caste could not be observed on railway journeys.
- Quoted from the Lost World of the Babus by Subir Roy Choudhuri, in Calcutta The Living City Vol I, Oxford University Press.
- Chittaranjan Das: I believe that Bengal has a message for the world. Keshub Chunder Sen delivered that message. Again and again that message has been delivered on the banks of the Ganges, and again and again will that message be delivered and redelivered in a fuller and yet fuller manner till we listen, till the world listens.
- Speech delivered at the Overtoun Hall, Kolkata in January 1917.
- It is only when we move to modem times that we find the first traces of sarva-dharma-samabhâva surfacing in India in the form of the Brahmo Samaj.... Even Keshub Chunder Sen cannot be called a votary of sarva-dharma-samabhâva, strictly speaking. The man fancied himself as the prophet of a New Dispensation (Nababidhâna) which had not only equated all religions but also gone beyond them. He ended by becoming a bag of nauseating nonsense... The trail blazed by Keshub Chander Sen, however, did not go in vain. It was followed by the first disciples of Sri Ramakrishna who took over the Mission after the death of its founder, Swami Vivekananda...
- S.R.Goel, Preface, in Goel, Sita Ram (ed.) (1998). Freedom of expression: Secular theocracy versus liberal democracy.
- Romain Rolland: His journey to England was a triumphal progress… During his six months’ stay he addressed seventy meetings of 40,000 persons and fascinated his audiences by the simplicity of his English and his musical voice.
- The Life of Ramakrishna by Romain Rolland, translated by E.F. Malcolm-Smith, Advaita Ashrama.
- Swami Vivekananda: The genuine orator exercises a sort of hypnotism over his audience. I have listened to many orators, Indian, English and American; but Keshub Chunder Sen is easily the greatest of all.
- Quoted by Charu Chandra Banerjee in a speech at Dhaka Purva Bangla Brahmo Samaj. Published in the Prabashi, Pous 1340 (1933). Reprinted in Brahmananda Keshub Chunder Sen “Testimonies in Memoriam”. Compiled by G.C.Banerji, Allahabad , 1934