No, one does not.<quoted text>
To be fair, he was a little more than that.
Several of the founding fathers had slaves, including Washington and Ben Franklin.
One needs to judge them in the context of their times.
It's interesting how often the "morals are objective" types (don't know if you are or not) suddenly start saying we need to judge the founding fathers in the context of their times.
Murder, rape, kidnapping, and forced labor are all wrong, regardless of the times.