Actress Emmy Rossum has shared her thoughts on obsession, stating it can be a useful quality. She believes that to excel in a field, one must have a strong passion or fixation. Details about her comments are available in the Waco Tribune-Herald.

The context of her statement is related to a serial killer drama called 'Furious,' which she is involved in. Further information about Emmy Rossum's views on obsession and her work on 'Furious' can be found in the local newspaper, providing more insight into her perspective on the topic.