The writer is either a practicing recluse or a delinquent, guilt-ridden one; or both. Usually both.
Susan Sontag (1933 - 2004), American writer

Actor Gerard Butler, who probably best known for his starring roles in the Phantom of the Opera and 300 has spoken about his love of solitude:
I know I have within myself… a side of solitude. I think people who know me can see, but people who just meet me can’t because I’m generally very fun […]