And they lost the war. But sadly there are those who still grieve for The Lost Cause of The South.I don't quite know the context he was speaking in (I have not looked), but there was definitely a choice for at least one group of people when it came to slavery. White people *chose* to perpetuate that evil institution, and even fought a war in an attempt to maintain it.
Edit: to be clear, it was definitely not a "choice" for the enslaved.