若有所思

若 = 艹 + 右 : Mnemonic symbol: a wooden chicken as in 呆若木鸡, "dumb as a wooden chicken".

A nazi wants to beat up a wooden chicken in the observatory's bathroom for being different, but just as he charges across a sheet of artificial lawn Rachel Rhinoceros pulls she sheet from under his feet and lets him topple head-first to the ground. She thinks that the nazi is truly as dumb as a wooden chicken.

有 = 𠂇 + 月 : Mnemonic symbol: confetti.

In an act of revolution, with a pair of scissors (𠂇) Maud Younger (y) is cutting a paper moon (月) into tiny pieces in the outhouse's living room (ou3). There is (有) only confetti (有) left over.

所 = 戶 + 斤 : Susan Saint Bernard and her whole family are weight lifting in the place of the observatory. They are all together lifting one barbell.

思 = 心 + 田 : Socrates is feeling blue in front of the space station. He's thinking of burying his heart under a field. When he finishes, he realizes that he has created some kind of small planet, with his heart at the center.