[175] for he was in the habit of playing at ball with him, and of exercising himself [24] in gymnastic sports with him, and of bathing with him, and breakfasting with him, and he was with Caius when he was wont to go to rest, filling the part of chamberlain and chief body-guard to him, an office which was not entrusted to any one else, so that he alone had all kinds of favourable opportunities for being listened to at leisure by the emperor, when he was removed from any external tumults and distractions, and able quietly to hear what he principally desired.