United Kingdom, Sept. 11 -- Mark Hamill thinks self-confidence is key to success in Hollywood.

The 73-year-old star observed that actors and actress face "a lifetime of rejection", meaning that they need "a certain confidence" in order to overcome setbacks.

Asked to recall the best piece of career advice he's ever received, Mark told The Hollywood Reporter: "Believe in yourself. Work hard. Never give up. And it will happen for you. Or kick back, lay low, and you'll never be disappointed.

"You have to have a certain confidence in yourself, because when you become an actor, you're in for a lifetime of rejection. Not because you're bad, or untalented, but because the odds are that you're not right for a role.

"I compare it to spinning a ...