Pen is the most important invention in the history. You think that, if the pen was not invented, how can we write and how to do our work? Without pen we can not do enything. This is tho very important invention.
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From @sojin67
Pen is the most important invention in the history. You think that, if the pen was not invented, how can we write and how to do our work? Without pen we can not do enything. This is tho very important invention.