Goeldi states that the paca-rana is a rodent of phlegmatic and gentle disposition,.
A man of placid and even phlegmatic temperament, he lived moderately in all things, and sought worldly prosperity only so far as was necessary to give him leisure for his literary work.
All of which suggests a personality mentally and physically phlegmatic, a suggestion strengthened by the fact that Bartholomaeus de Neocastro (quoted by Wenck) describes him as corpulent in 1290.
The serious disadvantage under which the Lithuanian army suffers is the shortage of the officer class, but the sturdy, phlegmatic peasants should, under good leadership, make good fighting material.
Philip was by nature dull and phlegmatic. He had learnt morality from Fenelon's teaching, and showed himself throughout his life strongly adverse to the moral laxity of his grandfather and of most of the princes of his time.