He credited reading books for his success and passed the privilege to everyone else.
When my family moved to the rural county in Virginia my father chose to retire to, the county "library" was a metal carrel of used paperbacks in one corner of the basement of the old Courthouse, open two afternoons a week, staffed by a volunteers from a local ladies auxiliary --- it took almost 3 decades of fund-raising before they were able to build a library on a small plot of land donated by the local school system.
Here's a list of all Carnegie Libraries in the United States: https://en.wikipedia.org/wiki/List_of_Carnegie_libraries_in_...
Here are the lists for the rest of the world: https://en.wikipedia.org/wiki/Carnegie_library#Lists_of_Carn...
Didn't get to the nearby college library until a class trip for my senior paper --- in addition to the research for that, checked out a copy of Knuth's _TeX and METAFONT_ which changed the course of my life.
In addition to membership libraries, Benjamin Franklin also played a role in the development of the first lending library. In 1790, Franklin donated a collection of books to a Massachusetts town that named itself after him. Though the town asked Franklin to donate a bell, he determined that "sense" was more important than "sound." Franklin residents voted for those donated books to be freely available for town members, creating the nation's first public library.
[1] https://dp.la/exhibitions/history-us-public-libraries/beginn...