"The Defination of Love" has made a contrast between false love or guilty love and true or pure love and divine love, by drawing images connected with Geometry. In Geometry, parallel lines never meet together but oblique lines certainly meet together at an angle. Andrew Marvell says that his love and the love of his beloved are like parallel lines which can never meet even if they are stretched to infinity. If their loves had been like oblique lines, they would had been united. "oblique", when applied to love, mean illicit or adulterous love. Love which are imperfect, illicit or guilty are fulfilled in this world, but perfect or true loves like those of the poet and his beloved cannot fulfilled. Two oblique lines meet in all geometrical angles, in the same way two illicit or guilty lovers may meet in angles of town walls, or of courtyard, or doorways, or room but secretly in each other
