Quote by Madonna
"The key to longevity, as painful as it is, is that you just have to keep working at things."
More from Madonna
"Express yourself, don't repress yourself."
"I'm a living, breathing human being and I want to be treated as such."
"Life is a mystery everyone must stand alone and interpret for themselves."
"Some people are going to leave, but that's not the end of your story. That's the end of their part in your story."