know," urged Hui Tzŭ, "it follows that you, not being a fish, cannot know in what consists the pleasure of fishes."

"Let us go back," said Chuang Tzŭ, "to your original question. You asked me how I knew in what consists the pleasure of fishes. Your very question shows that you knew I knew.

For you asked me how I knew.

I knew it from my own feelings on this bridge."

From my own feelings above the bridge I infer those of the fishes below.