> Galois theory without functor... The category-theoretic accretion to Galois theory is a much later addition; Galois certainly didn't think in those terms, an

> Galois theory without functor... The category-theoretic accretion to Galois theory is a much later addition; Galois certainly didn't think in those terms, and I think that it is not obligatory for an expository (or even a mathematical!) treatment of the subject to do so.