三十六計

三 = 一 + 二 : Mnemonic symbol: Cartesian coordinate system with three (三) axes. Socrates (s-) is performing in front of the anthill (-an1). He created an electrical flute by attaching a large capacitor (二) to the flute (一), so that he can get the attention of all the people. Moreover, he's balancing on a Cartesian coordinate system (三). Unfortunately, only three (三) people stop to watch the performance.

十 = 一 + 丨 : Mnemonic symbol: a holy cross. Sherlock Holmes (sh-) is investigating a very strange thing he found in the kitchen of the space station (-2): A big pyramid made of ten (十) crosses (十), which are in turn made out of flutes (一) and dinosaur bones (丨).

六 = 亠 + 八 : 666 is the number of the Beast, so I'll represent 六 in other character's mnemonics as the Beast. Li Qingzhao is balancing a beret on an eight ball in the outhouse's bathroom, but suddenly the Beast appears and blasts it all.

计 = 十 + 讠 : Joan of Arc inspects an advertising column in the space station's bathroom. On it there is an intricate pattern of crosses. With an calculator she tries to calculate the overall area the crosses take on the advertising column.

计 = 十 + 讠 : Joan of Arc inspects an advertising column in the space station's bathroom. On it there is an intricate pattern of crosses. With an calculator she tries to calculate the overall area the crosses take on the advertising column.