Crossing the Rivers and Lakes with a Bamboo Stick

An Ran always carries only two things when he travels around the world - a bamboo stick and a wine flask. The bamboo stick is used to kill people and the wine flask is used to pierce people's hearts. Everyone asks how far is the road to the world? I said: "You can measure it with the bamboo stick in your hand." People also asked how deep the water in the rivers and lakes is? I said, "The wine flask on your waist can be used to hold it.