Walt showed up late for the card party at the senior center. He blamed it on his poor memory, which seemed to be growing worse with age.

“You know, I used to have that problem too,” said his friend Stan. “But then I went to a memory clinic, and they taught us some really great techniques, like visualization and association, and I haven’t had a problem since.”

“That sounds like just what I need,” said Walt. “What was the name of the clinic?”

Stan’s mind went blank. He thought and thought, and finally he said, “What do you call that flower with the long thorny stem?”

“You mean a rose?” said Walt.

“That’s it!” said Stan. Then he turned to his wife and said, “Hey Rose, what was the name of that memory clinic?”