The art of staying one step ahead without revealing your strategic plans. However, it's usually used as justification for your stupid ass idea.
Carlson: why did you burn our diamonds in lava?
Dave: never let them know your next move
The most unfunny and unoriginal comment you can ever find on a YouTube
short.
Unfunny person: "never let them know your next move, purple"
Person with brain: "Stfu"