AQUARIUS (Jan. 20-Feb. 18): “All these years I’ve been searching for an impossible love,” said French writer Marguerite Duras late in life. The novels and films she created reflect that. Her fictional characters are often engaged in obsessive quests for an ideal romance to let them to express passion perfectly and fulfill longing completely. Meanwhile, their real-world relationships suffer, even as their starry-eyed aspirations stay forever frustrated. Celebrate this Valentine season — take a vow of renunciation. Summon the courage to forswear Duras’s doomed approach to love.