Appreciation of "the Autobiography"

Appreciation of "the Autobiography "
A Brief Introduction about the Author:
Benjamin Franklin (1706-1790) is an author, scientist, statesman and inventor. He was born in a poor family, and had been studying in a primary school only for 2 years since he was 10 years old, and later became an apprentice in a printing house at 12. But he studied very hard by himself at his spare time, so he could read French, Spanish, Italian and Latin works very fluently, as well as the English works. At 16, he began to publish the essays of commenting on the current affairs in ¡°New England Weekly¡±. And at 24, after becoming the owner of a printing house, he devote himself to the social and public utilities, for instance, he set up the Philadelphia Public Library, and became the chief-editor of the ¡°Pennsylvania News¡±, and later assisted in founding University of Pennsylvania in 1751. After reached his middle age, he studied the natural science such as physics, chemistry, mathematics ...