Julia Roberts may an Academy Award-winning actress, but early in her career, she struggled to overcome harsh criticism. "I don't think I entered into my career with much confidence," Roberts told People Magazine in a recent interview . Roberts, who broke through as an actress with films like "Steel Magnolias" and "Pretty Woman," said that in her early 20s she encountered "a few critical people who were really cruel." " Being insecure , it can be crippling. So if someone embarrassed me, it