It was written by Mark Twain. Here is Shep O'Neal with the story.

VOA: special.2009.08.29

Here's where I come back to that example that I already gave you with a question mark next to it when I was talking about Saussure.

我这就要再讲一下我已经讲过的例子,就是我们讲索绪尔时讲到的那个存疑的例子。

耶鲁公开课 - 文学理论导论课程节选

They would put a mark on it so they would know their family's bread and leave it with the baker.

VOA: standard.2010.07.16