In fact, he was only consistent in his inconsistency (semper in omnibus varies).
It is true that the schemes drawn up by chronologists differed widely, as was natural, considering the variety and inconsistency of their documentary data.
See what gross inconsistency is tolerated.
The Louisiana Purchase, although the greatest "inconsistency" of his career, was also an illustration, in corresponding degree, of his essential practicality, and one of the greatest proofs of his statesmanship. It was the crowning achievement of his administration.