Power

Ha ha ha, foolish mortals. Tis my tangly clues that make you chew your pencils, bite your lips, and prematurely wrinkle your foreheads. Crossword constructors also possess the ability to count letters at an astonishing pace, and the power to dominate Wheel of Fortune.

But...that's about as far as their power stretches.

So comfy. (Source)

You can also work in your fuzzy slippers, though. Which is pretty neat.