After a grand success of 'Koi Mil Gaya', the handsome chunk Hrithik Roshan has stopped signing films for the moment. He is so excited about Farhan Akhtar's 'Lakshaya'. He is concentrating on just one film. Shooting for the film was a challenging experience for Hrithik. He said that he got to test his limits as a human being and as an actor for the first time.