Mumbai, Jan 17 (IANS) Hrithik Roshan, who is all set for his next release "Kaabil" which is going to hit the theatres on January 25, 2017 alongwith Shahrukh Khan's "Raees", says he likes to do tough things.Asked at a promotional event on Tuesday about his experiences and challenge of playing a blind man in "Kaabil", he said: "It was difficult and that is why it is fun. I like doing things which are tough because i know what the fulfillment is after you achieve something that you thought was tough."Both Hrithik and his co-star Yaami are playing blind characters in the romantic film. "Out of all the films that I have done, this was the most difficult skill to perform," said Hrithik."Kaabil" is directed by Sanjay Gupta and produced by Rakesh Roshan under his banner FilmKraft Productions.