"Superhero? Maybe? Or HELL YEA!! I've got the speed the jumps, the power, the body, the seduction, the sex appeal, the strength, the leadership and yet the calm to weather the storm.
Always listen to your superhero inner voice. Always keep your things close! Fight for what's right. Stand for what you believe in! Be a superhero!
"When I got back into the restaurant I received a standing ovation. I was proud. I just showed every man in there I can stand up to bully's and other men. It was a win for the ladies!
"Just because you are a lady don't be afraid to step up to any challenge and not be a victim but a hero!"
Williams has not played since her US Open semifinal defeat to Italy's Roberta Vinci coast her a shot at a calendar year Grand Slam.
Meanwhile, her older sister Venus opened the inaugural WTA Elite Trophy in southern China on Tuesday with a three-set win over fellow American Madison Keys.
- with AAP