Reflective thought, in the sense of active, persistent and careful consideration of any belief or supposed form or knowledge in the light of the grounds that support it and further conclusions to which it tends, is quite rare and arises only in a situation which presents a dilemma—a Crisis-Railway journeys and foreign travels are really occasions of crisis in the life of a Hindu and it is natural to expect a Hindu to ask himself why he should maintain Caste at all, if he cannot maintain it at all times.