The Answer / La Respuesta by Sor Juana Ines de la Cruz. First Edition, hardcover, 196 pages, ISBN: 9781558610774. Very rare, valuable First Edition. Sor Juana Ins de la Cruz 1648-1695, a Mexican nun, wrote this essay which is a defense of the right of women to be engaged. An excellent collectible copy of this great work of literature by Sor Juana Ines de la Cruz.