和过去打交道让我感觉太拘束了，就像我写的东西必须是事实，不能虚构，但写与未来有关的东西给了我更多的自由去想象，去创作。

I felt too constrained working with the past, like what I wrote needed to be fact as opposed to fiction, but writing about the future gave me more freedom to imagine, to invent.

youdao

自由是一种责任，我认为这是必须教给你的孩子的。

Freedom is a responsibility and I think it's important to teach that to your kids.

youdao

因此，我认为我们必须要为丧失我们的自由担忧了。

So I think that we have to be concerned about losing our liberties.

youdao

He writes home, "I do not intend to shirk now that there is really something to fight for; I mean freedom.

他在家书中道,"我不打算逃避,我必须为之一战,为自由而战

耶鲁公开课 - 美国内战与重建课程节选