When I Make A Mistake Everyone Can

Generally Speaking, An Author's Style Is A Faithful Copy Of His Mind. If You Would Write A Lucid Style, Let There First Be Light In Your Own Mind; And If You Would Write A Grand Style, You Ought To Have A Grand Character.

There Is Nothing So Terrible As Activity Without Insight.

There Is Nothing More Frightful Than An Active Ignorance. [ger., Es Ist Nichts Schrecklicher Als Eine Thatige Unwissenheit.]

He Is A Man Whom It Is Impossible To Please, Because He Is Never Pleased With Himself.

The Words You've Bandied Are Sufficient; 'tis Deeds That I Prefer To See. [ger., Der Worte Sind Genug Gewechselt, Lasst Mich Auch Endlich Thaten Sehn.]