"I want power!" you say.

"And so you shall have power," she says.

A scene materializes around you. An open field filled with windmills surrounds you. "Huh?" you say. You look down and see that you are dressed in coveralls.

Your wish-giver is still standing next to you, though she is also dressed in work clothes. "What do you think?" she says.

"What do you mean? I asked for power!"

"But these windwills generate enough power to run several large cities."

"That's not the kind of power I wanted," you say, looking disappointed.

"You didn't specify the kind of power. You just asked for power. So, I chose the type of power for you," she says.

"But windmills?"

"You should see the look on your face," she says. "I'm kidding! Just a joke, as you mortals would say."

"Oh," you say. "Ha ha, very funny."

"Sorry, I couldn't resist. But I am making a point. There are many kinds of power. Political power, physical power, knowledge as power, the pen is mightier than the sword, and so on. I will give you one more chance, but be more specific this time."

"Thanks," you say. You think for a moment.

"Come on, what kind of power will it be?"