Bollywood superstar Shah Rukh Khan, on his 47th birthday Friday, said he never had big dreams and achieved more than he expected.

"I never had big dreams and I just wanted to work hard and be accepted and act in films. I got more than what I had wanted. I will not do anything to tarnish this happiness, " Shah Rukh told reporters at his birthday celebrations at his house here.

"I'm not one for big birthday celebrations. This (meeting mediapersons) has become a tradition. Other than this friends come and visit, " he said.

He said he was grateful when people dreamt of working with him.

"I just get up everyday and work. I am happy when people say that working with me is like a dream come true for them, " he said.

On his journey as an actor, Shah Rukh he said he liked to do his job.

"I'm just an actor who does his job and gets paid for it. I just pray that the amount of love and happiness which I have received continues, " he said. "I'm happy other people are also happy for me on my birthday. It is very touching, " he said