But the real difference is in the attitude the confident way she carries herself.

NEWYORKER: Stone Mattress

The pop star demonstrated a portable photo printer she said she designed herself, which she carries in her purse, and a bulky pair of sunglasses with a camera built in.

CNN: 5 things we learned at CES

She carries a sense of duty that comes from being a soldier herself 20 years ago.

CNN: War Stories: Grandmother holds the line at home

Ms. Jolie said that after genetic testing she learned she carries the "faulty" BRCA1 gene and had an 87% chance of getting the disease herself.

WSJ: Angelina Jolie Says She Had Double Mastectomy

Jolie said that after genetic testing she learned she carries the "faulty" BRCA1 gene and had an 87 percent chance of getting the disease herself.

WSJ: Angelina Jolie says she had double mastectomy