In 155BC, Carneades the Sceptic travelled to Rome to give an important speech to the Roman Senate. Carneades was the head of the Athenian Academy and the most dignified philosopher of his day. He was known as a brillant speaker with a whip-sharp mind and a mastery of sceptical techniques that was second to none. In Rome, there were mixed feelings about Carneades’ speech. Some people were concerned about Carneades’ brand of sceptical philosophy and the effect it might have on the Roman youth. Others, however, were curious to learn what Carnaedes had to offer. Greek scepticism was a mystery to the Romans, yet to immigrate across the Ionian Sea. Carnaedes was an ambassador from the land of skeptikos. Was this a land worth visiting?

Introducing Sceptic philosophy to the Romans was not Carneades’ main objective. Carneades came to Rome as a diplomat, tasked with convincing the Senate to reduce…