Our goal here is to derive the optimal static glidepath with respect to this metric.

Repertitious, that is found by adventure, and sometimes by advise.

I can recall my flabbergastation when in the house of a Jutlander of the middle class I heard him holding fluent converse with his children in some heathen dialect...

But nonetheless the purpleness of the imagined purple cow will almost certainly be meaner, more diaphanous, more fleeting than any real-life purple that you ever saw: to imagine a purple cow is just not the same thing as to have a purple sensation (or at least a purple sensation worth the name).