not to have / no / none / not / to lack / un- / -less
无
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乚
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Mnemonic symbol: the philosopher Diogenes, who has nothing and wants nothing.
无
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一
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𠂇
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乚
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Just inside the space station's entrance, Diogenes is annoyed by Willy Walrus, who's playing his flute. Diogenes just wants a peaceful time without being disturbed, so he cuts the flute into pieces with a pair of scissors, and threatens to beat Willy Walrus with a shovel should he annoy Diogenes again.
Mnemonic symbol: 無爲, wu2 wei2, the state of non-doing after having attained complete harmony with the Tao.
Willy Walrus (w) has attained Wu Wei (無) just inside the space station's entrance (Ø2), while from the outside it may seem like he is napping.
"claw" radical in Chinese characters (Kangxi radical 87)
Mnemonic symbol: the strokes of this character remind me of a smiling mouth over a beard; thus, I'll represent it by an electric razor. James II of England (zh) uses his electric razor (爫) to shave his beard in the aorta's living room (ao3).