Conscience Is A Thousand Witnesses.

Consequently The Student Who Is Devoid Of Talent Will Derive No More Profit From This Work Than Barren Soil From A Treatise On Agriculture.

A Liar Should Have A Good Memory.

Men, Even When Alone, Lighten Their Labors By Song, However Rude It May Be.

To Swear, Except When Necessary, Is Becoming To An Honorable Man. [lat., In Totum Jurare, Nisi Ubi Necesse Est, Gravi Viro Parum Convenit.]

Usage Is The Best Language Teacher.