默
=
犬
+
黑
:
Mahatma Gandhi (m) and the Saint Bernhard dog (犬) are training hard in the observatory's bathroom (o4). They are taking turns of making awful noises on a blackboard (黑), and they train to remain silent (默) instead of screaming out loud.
认
=
人
+
讠
:
Robinson Crusoe is lost in the encampment's bathroom. He doesn't know anyone, and he doesn't recognize the environment! At first, he turns to an advertising column, but it doesn't tell him anything useful. But fortunately, Neanderthal Man comes in, instantly recognizes Robinson Crusoe, and tells him where he is.