&quot;To know your faults and be able to change is the greatest virtue.&quot;<br />-Confucius<br />&quot;Knowledge is recognizing what you know and what you don&#39;t.&quot;<br />-Confucius<br />&quot;A wise man may change his mind, a fool, never!&quot;<br />-Spanish Proverb<br />“Wise men speak because they have something to say; Fools because they have to say something.”<br />-Plato