And his mom sent this little box and it said 'John's Black Pearls.'

VOA: standard.2010.05.31

Another is the admonition not to throw your pearls before swine, not to preach to those who can't hear, or won't be perceptive.

第二个是一句警句：,不要在猪的面前乱扔你的珍珠，不要对那些失聪者，和不可感化者布道。

耶鲁公开课 - 1945年后的美国小说课程节选

And he had these jewels, well he thought they were black pearls, and he told his mom when he got home, he said,"Send those pearls to Mrs.Collum and her daughter."

VOA: standard.2010.05.31

"I am here to celebrate her because that lady stood for me so I could stand here today, I am wearing my pearls the way she used to tie her pearls.

VOA: standard.2010.05.15