"Rhetoric completes the tools of learning. Dialectic zeros in on the logic of things, of particular systems of thought or subjects. Rhetoric takes the next grand step and brings all these subjects together into one whole."

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After the revolution you have the problem of keeping things going, of sorting out all the different views. It's quite natural that revolutionaries should have different solutions, that they should split into different groups and then reform, that's the dialectic, isn't it - but at the same time they need to be united against the enemy, to solidify a new order.

— John Lennon