The joke of entertaining two cannons.

There was a man named Jiang who drew a circle around all the words he couldn't write. One day, his uncle was ill, and Jiang wrote a letter:

Dear old:

I heard that you gave birth to a baby, so take good care of it and don't give birth casually! Your dear nephew: Jiang Xiaoling.

When my uncle received this letter, he asked his neighbors to read it. The neighbor thought it was an egg and read aloud, "Dear old egg, I heard you laid an egg. You should take good care of your eggs and don't lay them casually! Your dear nephew: When Jiang heard this, my uncle fainted.