Fast forward mid-semester when we talk about cryptography and scrambling information, we need the ability to express ourselves in words, not just numbers, and we have that already.

回想一下期中的时候，我们讨论过密码学,和一些不规则信息,我们需要话语来表达自己，而不是数字，其实我们已经有了。

哈佛公开课 - 计算机科学课程节选

What the extential is called inauthentic, They can be misleading.

表达的话语不足为信，很容易误导人。

麻省理工公开课 - 电影哲学课程节选