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Historian Bettany Hughes travels to India, Greece and China on the trail of three giants of ancient philosophy - Buddha, Socrates and Confucius.
Bettany Hughes travels to India to investigate the revolutionary ideas of the Buddha.
Bettany Hughes is in Greece, on the trail of the influential maverick thinker Socrates.
Bettany Hughes visits China on the trail of Confucius, a great sage of Chinese history.
