Now, the naive guess may be 45, but it turns out the naive guess is actually correct.

现在,简单的猜测是 45°,但事实上这样的猜测是正确的

耶鲁公开课 - 基础物理课程节选

Okay, now let's make this first battle I'm going to describe for you to be as clear cut as we can make it, and it probably never was like that.

好的 现在,让我们打响第一场战斗,我们做得尽量简洁些,也许事实上的战斗并非是这样

耶鲁公开课 - 古希腊历史简介课程节选