Greatness lies, not in being strong, but in the right using of strength and strength is not used rightly when it serves only to carry a man above his fellows for his own solitary glory. He is the greatest whose strength carries up the most hearts by the attraction of his own. – Henry Ward Beecher

I exhort you also to take part in the great combat, which is the combat of life, and greater than every other earthly conflict. – Plato