Primary source: The Norton Anthology of World Literature: Volume 2 (shorter fourth edition)
In both cases, you must consider their strengths and weaknesses as characters. How capable are they of loving? Are they redeemed by love or too limited in their ability to love? Is the power of sexual attraction an expression of love's power or a detraction from a purer form of love? Examine who they are and how their identities relate to the human love experience.