Without Contraries There Is No Progression.

He Who Replies To Words Of Doubt Doth Put The Light Of Knowledge Out.

If The Lion Was Advised By The Fox, He Would Be Cunning.

In Every Cry Of Every Man, In Every Infant's Cry Of Fear, In Every Voice, In Every Ban, The Mind-forg'd Manacles I Hear.

On No Other Ground Can I Sow My Seed Without Tearing Up Some Stinking Weed.

The Human Mind Cannot Go Beyond The Gift Of God, The Holy Ghost. To Suppose That Art Can Go Beyond The Finest Specimens Of Art That Are Now In The World Is Not Knowing What Art Is; It Is Being Blind To The Gifts Of The Spirit.