Question 25 — Of the Order of the Passions to One Another

We must now consider the order of the passions to one another: and under this head there are four points of inquiry:

(1) The relation of the irascible passions to the concupiscible passions;

• (2) The relation of the concupiscible passions to one another;
• (3) The relation of the irascible passions to one another;
• (4) The four principal passions.