Why it can be sublime to love someone who doesn't love you back

There are compelling reasons to embrace the predicament. Love is exceptional, persisting against all odds to endure anger, pain and grief. So it's no wonder that we pursue it no matter how painful the consequences are. Many of us will experience the agony of unrequited love in this' quest'. From Leo Tolstoy to Charles Dickens, Alexandra Gustafson explores the differences between rational and arational love. She explains why we should still learn to embrace it, whether it's unrequited or not.