In the Pure Melancholic, melancholic measure organizes the form alone. The sequence tends to be: object, criterion, comparison, judgment. The image is ice, the sharp fixing of a form that depends on nothing else to hold.
Purity, here, does not require indecision, sadness, or perfectionism. The Pure Melancholic can be sociable, act quickly, lead, finish a job, welcome people, and keep commitments, because these behaviors serve what they have recognized as fitting. What defines them is that recognizing measure and correspondence is enough to organize their life, without practical conquest or the stability of a judgment entering as a condition. Their great power is perceiving difference; their great challenge is recognizing that a strong yardstick can be wrong.
The good proper to this form is perceiving proportions and calling each thing by its name, including another person’s excellence and one’s own failing. The temptation proper to it appears when a difference in position is received as a loss of the self’s worth, and from there envy can be born, although the pain of comparison, by itself, is not yet a bad choice. Other vices can use their resources, such as standards, selective scruple, or instrumental self-control, without that making them properties of the melancholic.
The mature form of the Pure Melancholic is to submit their own yardstick to the true measure. Maturity does not erase comparison: it submits the criterion to the truth and to what is due, even when the result runs against personal interest, prestige, or expectation, and the ice stops being a wall and becomes clean form, able to admire without diminishing.