[133] If, therefore, while you are walking you are neither fatigued, so as to give way and stumble, nor are so careless as to turn to either the right hand or to the left hand, and so to stray and miss the direct road which lies between the two; but if, imitating good runners, you finish the course of life without stumbling or error, you will deservedly obtain the crown and worthy prize of victory when you have arrived at your desired end.