σεβαστοκρατορικαῖς τιμαῖς. Niketas Choniates, Historia 16.29-31
σεβαστοκράτορος. Pantokrator Typikon 261
His instruction in military affairs came from his father (an expert teacher), who led him in the campaigns against Kastamon, Gangra, Cilicia and Syria, as his best warrior
Though he had had no taste of education in logic, by his natural sharpness and greatness of intellect he was absolutely superior to all people born in our times