"A foolish man is lactose intolerant. A wise man simply tolerates it."
- Sun Tzu, The Art of War
Listen up, buttercup. This joke is all about playing with words. Sun Tzu, the big brain behind "The Art of War," wouldn't be caught dead talking about milk bellies! The joke is saying a smart dude doesn't let a little tummy trouble stop him. You probably get stopped by a paper cut. Fact.