You Are Never To Lose Sight Of

By Leaving A Student To Himself He May... Be Led To Undertake Matters Above His Strength, But The Trial Will At Least Have This Advantage: It Will Discover To Himself His Own Deficiencies And This Discovery Alone Is A Very Considerable Acquisition.

It Is But A Poor Eloquence Which Only Shows That The Orator Can Talk.

What Is A Well-chosen Collection Of Pictures, But Walls Hung Round With Thoughts?

I Wish You To Be Persuaded That Success In Your Art Depends Almost Entirely On Your Own Industry; But The Industry Which I Principally Recommend Is Not The Industry Of The Hands, But Of The Mind.

You Are Never To Lose Sight Of Nature; The Instant You Do, You Are All Abroad, At The Mercy Of Every Gust Of Fashion, Without Knowing Or Seeing The Point To Which You Ought To Steer.