This is Esther Tuttle, she is 99 years old
Here is her advice on how to be confident (and healthy!)
Treasure your health every day. "Your body is your instrument, and you have to take beautiful care of it. I do one hour of yoga and walk for 30 minutes every day. You really enjoy life a lot more if you're healthy. And I never leave home without putting on lipstick—it makes me feel pretty!"