What the world needs, more than anything else,is practical idealists.

世界最需要的，不是其他什么，就是务实的理想主义者。

哈佛公开课 - 幸福课课程节选

But in their worldview, the pro-slavery worldview, ideas like freedom and liberty were simply never absolutes, and many of them will directly reverse Thomas Jefferson's Declaration of Independence and simply say, "Nobody is born equal."

但是在他们的世界观中,亲奴主义者的世界观中,自由和解放的理想永远不是绝对的,他们中许多人,直接颠覆了托马斯杰斐逊的独立宣言,他们说,没有人是生来平等的

耶鲁公开课 - 美国内战与重建课程节选