to establish beginnings, in short, to be developed by time, as those who come after us shall find expedient. They will be more advanced than we are, in science and in useful arts, and will know best what will suit the circumstances of their day.
The authors' historical self awareness here is pretty interesting to me. They knew that their time was only a point in history, and that they would eventually be surpassed by the next generations. I wonder how much of Jefferson's work on the constitution, specifically the amendment process, had on this?