The Idiot by Elif Batuman

Selin, a tall, highly strung Turkish-American from New Jersey turns up at Harvard with no idea what to expect. What she doesn't expect is:

• How much time she will spend thinking about language and its limitations
• An opinionated cosmopolitan Serb named Svetlana, who will become her confidante 
• A mathematician from Hungary called Ivan, whom she will obsess over when she is supposed to be studying
• Feeling dangerously overwhelmed by the challenges and possibilities of adulthood But most of all, Selin does not expect to embark on a study of precisely how baffling love can be when you are trying to forge a self...