Q.Was it a borrowed constitution then? Why could we not have a constitution borrowing nothing from elsewhere?

A third factor, beyond a credible mode of promulgation and substantive provisions that give everyone reason to comply, decides how effective a constitution turns out to be in practice: a genuinely balanced arrangement of the institutions of government. The Constituent Assembly spent considerable time working out the right balance among institutions such as the executive, the legislature and the judiciary, on the underlying principle that government must be both democratic and committed to the welfare of the people — this deliberation eventually produced two of the Indian Constitution's most fundamental institutional choices: a parliamentary form of government, and a federal arrangement distributing power between the Centre and the States. In arriving at these choices, the framers freely drew on the experiences of other countries rather than treating this as any kind of weakness: from the British Constitution came the First-Past-the-Post electoral system, the parliamentary form of government, the idea of the rule of law, the institution of the Speaker, and law-making procedure; from the Irish Constitution came the Directive Principles of State Policy; from the French Constitution came the principles of Liberty, Equality and Fraternity; from the United States Constitution came the Charter of Fundamental Rights, judicial review, and an independent judiciary; and from the Canadian Constitution came a qu …