In those days, transportation depended on walking, communication depended on yelling, security depended on dogs, and letters could only be written in farther places.

There are very few telegrams, because they are too expensive, and you can't say two words, and no one uses them unless there is an emergency.

Xu Xiaoqiang really didn't expect that he would experience the feeling of writing a letter when he crossed over.

In later generations, communication and chatting, the earliest SMS was later QQ, and then WeChat, regardless of the north and south, thousands of miles apart, or even tens of thousands of miles.

"The Courtyard Begins with Love" Chapter 76 Epistle 2 is in the middle of the hand, please wait a moment,

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