A couple was celebrating their golden wedding anniversary. Their domestic bliss had long been the talk of the town. A local newspaper reporter was inquiring as to the secret of their long and happy marriage...
“Well it dates back to our honeymoon,” explained the woman. “We visited the Grand Canyon and took a trip down to the bottom of the canyon by pack mule. We hadn’t gone too far when my mule stumbled. My husband quietly said, 'that's once'. We proceeded a little further when the mule stumbled again. Once more he said quietly, 'that’s twice'. We hadn’t gone a half mile when the mule stumbled a third time. He promptly removed a gun from his pocket and shot the mule.
Well, of course, I started to protest over his treatment of the mule. He looked at me and quietly said, 'that’s once'..."