It is kind of haunting when you think it's only 1831 when he writes this, and that Civil War is still 30 years away: "Slavery brutalizes the black population and debilitates the white.

这段话在人们脑海中挥之不去,因为他写下这段话时才1831年,离开内战爆发还有30年时间,"奴隶制残害了黑人,也削弱了白人

美国内战与重建课程节选 : 耶鲁公开课