"Fas est ab hoste doceri. It is lawful to be taught by an enemy. Ovid , Metamorphoses , IV. 428...."

"I do present you with a man of mine, Cunning in music and the mathematics, To instruct her fully in those sciences..."

"The Amer­i­can Fed­er­a­tion of Teach­ers (AFT) , the sec­ond largest teach­ers’ union in the coun­try, passe..."