I admit that was an unfair swipe at formalism, but I do think that formalism is far more effective in the light of a clear, intuitive exposition that conveys th

I admit that was an unfair swipe at formalism, but I do think that formalism is far more effective in the light of a clear, intuitive exposition that conveys the concept straight into the mind. Formalism is good for battening things down tightly, after the fact.