You will occasionally have some apologist for pre-Civil War US slavery stating that slavery “wasn’t all that bad” and masters took care of their slaves etc. etc.
If you get that send them this list of ads for runaway slaves
Hunting down runaway slaves: The cruel ads of Andrew Jackson and ‘the master class’
as to how the slave owners treated their “livestock” re notations about whip scars etc as identifying marks. Andrew Jackson’s ad is remarkably cruel.