By Rosemary Brennan, Glamour magazineOver the weekend, a friend and I were driving around town running errands when “I Can’t Make You Love Me” by Bonnie Raitt came on the radio. A few bars in, we were belting along to the lyrics. It’s heartbreakingly beautiful and a must play for those times, post-breakup, when all you want to do is listen to sad songs while bundled under the covers.