There are instances where being vocal and proactive has nothing to do with personality. Even the most phlegmatic person would voice out his hunger. Hence, the deciding factor is not personality, but desire.
Main Entry: desire
Synonyms: admiration, ambition, appetite, ardor, aspiration, attraction, avidity, concupiscence, covetousness, craving, craze, cupidity, devotion, doting, eagerness, fancy, fascination, fervor, fondness, frenzy, greed, hunger, inclination, infatuation, lasciviousness, lechery, libido, liking, longing, love, lust, mania, motive, need, passion, predilection, proclivity, propensity, rapaciousness, rapture, ravenousness, relish, salacity, solicitude, thirst, urge, voracity, will, wish, yearning
Do you want God?