Teach the lesson. The notes write themselves.
In 63 BC, a secretary named Marcus Tullius Tiro did something no one had managed before: he found a way to write as fast as a man could speak. His shorthand — some four thousand marks — let Cicero's speeches be captured whole, as they were spoken, instead of half-remembered afterwards.
Tiro was Cicero's slave, then his freedman, and finally his friend and editor. The system he invented outlived them both by a thousand years.
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