I ask myself that a lot, too. I usually refer to David Foster Wallace's graduation speech (http://online.wsj.com/article/SB122178211966454607.html http://onlin

I ask myself that a lot, too. I usually refer to David Foster Wallace's graduation speech (http://online.wsj.com/article/SB122178211966454607.html http://online.wsj.com/article/SB122178211966454607.html) given to the class of 2005 at Kenyon College.