Who said "The only constant in war is change; adapt or perish."?

This quote is attributed to Klinger.

The only constant in war is change; adapt or perish. - Klinger

"The only constant in war is change; adapt or perish."

Klinger Change

"I'm a woman trapped in a man's body, but that doesn't stop me from looking fabulous."

"Life is too short to wear boring clothes."

"Love knows no uniform, honey."

"The key to happiness is finding what makes you feel alive."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."