I doubt whether classical education ever has been or can be successfully carried out without corporal punishment.

Summary

This quote suggests that the speaker questions the effectiveness of classical education without the use of physical punishment. They express doubt about the possibility of achieving successful outcomes in a classical educational setting, which traditionally emphasizes rigorous academic training and discipline, without resorting to physical discipline. The quote puts forth the notion that corporal punishment has historically played a role in enforcing discipline and facilitating learning in a classical educational context.

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