In 1614, a poor Englishman published the earliest comprehensive apologetic for liberty of conscience known to be in print.
This small book has been updated in grammar, vocabulary, and structure to be easier and more native for 21st century readers.
With nearly 300 footnotes, this is not merely one man's flight of fancy. It is a well written defense of a doctrine too many have lost sight of, drifting into being a disciple of the preacher or of thinking they have no responsibility to the fellowship to which they belong.
Pick up and read!