The 42-year-old, who has three children from her marriage to ex-husband Ethan Hawke, and a one-month-old daughter with her current partner Arpad Busson, believes she was reluctant to be more wild because she was thrust into the limelight from such an early age, reported Sun Online.
"I wish I hadn't listened too closely to the voices of caution. I would be told, in my teens, 'Enjoy yourself, because you might not be an adult woman actor'. When I was in my early 20s, it was, 'Enjoy this, because by your late 20s it might not work'. So in the end, there may not be time to enjoy the Journey.
"Once you get a job you will feel different about yourself and establish your own identity. It took me until about 35 to walk without being self-conscious," she said.
Thurman was just 18 when she first appeared in the 1988 drama film "Dangerous Liaisons" alongside John Malkovich.