When Samuel Morse established the first commercial telegraph, in 1844, he dramatically changed our expectations about the pace of life.

当塞缪尔·莫尔斯在1844年建立第一个商业电报时，他戏剧性地改变了我们所期望的生活节奏。

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Samuel Morse was astonished to learn that Daguerrotypes of streets of Paris did not show any humans, until he realized that due to the long exposure times all moving objects became invisible.

美国发明家萨缪尔·摩尔斯看到用达盖尔照相法拍的巴黎街景里一个人都没有时，不禁大吃一惊，后来才明白是因为曝光时间过长，移动物体都变得看不见了。

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The title of Howe's book, What Hath God Wrought, is the text of the message sent by Samuel Morse as he demonstrated the telegraph in 1844.

豪书的标题，上帝所做的，是塞缪尔莫尔斯在1844年演示电报的时候发送的一段消息正文。

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