The Protestant Reformation had a lot to do with the printing press, where Martin Luther's theses were reproduced about 250,000 times, and so you had widespread dissemination of ideas that hadn't circulated in the mainstream before.

Basically, books were a luxury item before the printing press.

Would the Protestant Reformation have happened without the printing press? Would the American Revolution have happened without pamphlets? Probably not. But neither printing presses nor pamphlets were the heroes of reform and revolution.

The printing press is the greatest weapon in the armoury of the modern commander.

Every technology, including the printing press, comes at some price.

What gunpowder did for war the printing press has done for the mind.