The divine author has used a historical incident for inculcating the lesson of doing one's duty even at the peril of one's life. It inculcates performance of duty irrespective of the consequences, for, we mortals, limited by our physical frames, are incapable of controlling actions save our own. The Gita distinguishes between the powers of light and darkness and demonstrates their incompatibility.
Jesus, in my humble opinion, was a prince among politicians. He did render unto Caesar that which was Caesar's. He gave the devil his due. He ever shunned him and is reported never once to have yielded to his incantations. The politics of his time consisted in securing the welfare of the people by teaching them not to be seduced by the trinkets of the priests and the pharisees. The latter then controlled and moulded the life of the people. To-day the system of government is so devised as to affect every department of our life. It threatens our very existence. If therefore we want to conserve the welfare of the nation, we must religiously interest ourselves in the doing of the governors and exert a moral influence on them by insisting on their obeying the laws of morality. General Dyer did produce a 'moral effect' by an act of butchery. Those who are engaged in forwarding the movement of non-co-operation, hope to produce a moral effect by a process of self-denial,