Though she's no longer young, she's still full of 'vim and vigor'. [='vitality']
She defended her beliefs with great 'vigor'.
(..) mean a thing to me. I didn't really hear very much of what she was saying. It's new and modern and it's American. They understand our vigor and our physicality. Oh my God, I've just been talking and talking. No, no, I've enjoyed listening. I didn't know you smoked. (..)2008 The Curious Case of Benjamin Button