Javier is suffering from a medical condition that interferes with his ability to work his part time job or to attend and keep up with his college classes. javier is having difficulty with:

Depression

Explanation:

sadness, feeling the low mood, mood swings, loss of interest, loss of libido, feel helpless, worthless, hopeless these all are the indications of depression in which person lost his interest in activities. Depression interferes with the daily routine activity, day to day life activities, become an obstacle in person daily activities

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.