For historians ought to be ...

For historians ought to be precise, truthful, and quite unprejudiced, and neither interest nor fear, hatred nor affection, should cause them to swerve from the path of truth, whose mother is history, the rival of time, the depository of great actions, the witness of what is past, the example and instruction of the present, the monitor of the future.
For historians ought to be precise, truthful, and quite unprejudiced, and neither interest nor fear, hatred nor affection, should cause them to swerve from the path of truth, whose mother is history, the rival of time, the depository of great actions, the witness of what is past, the example and instruction of the present, the monitor of the future.

Quotes from the same author

Be slow of tongue and quick of eye.
Those who will play with cats must expect to be scratched.
I believe there's no proverb but what is true; they are all so many sentences and maxims drawn from experience, the universal mother of sciences.
Liberty, as well as honor, man ought to preserve at the hazard of his life, for without it life is insupportable
There are but few proverbial sayings that are not true, for they are all drawn from experience itself, which is the mother of all sciences.