13Tollbooths of the Mind

If one thing is central to the idea of America, it is the ability to breathe freely in the atmosphere of the mind. Thomas Jefferson was the champion of this idea, and he saw that government was not the only threat to it.

“If nature has made any one thing less susceptible than all others of exclusive property,” Jefferson wrote, “it is the action of the thinking power called an idea.”1 Share money and you have less; share an idea and you still have it, and more.

Benjamin Franklin expressed a similar view when he explained why he didn’t seek patents on his numerous inventions. “As we enjoy great advantages from the inventions of others,” he wrote, “we should be glad to serve others by any invention of ours.”2

In this spirit, ...

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