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The internal effects of a mutable policy are [...] calamitous. It poisons the blessings of liberty itself. It will be of little avail to the people that the laws are made by men of their own choice, if the laws be so voluminous that they cannot be read, or so incoherent that they cannot be understood; if they be repealed before they are promulgated, or undergo such incessant changes that no man who knows what the law is today can guess what it will be tomorrow.