悔
=
忄
+
每
:
Helga Horse (hu) regrets (悔) having eaten that cake. In the Eiffel Tower (ei3) she punishes herself with a flail (忄) and by working out (每).
之
=
丶
+
Z
:
Mnemonic symbol: Sooo sleepy... "zZz" (the character looks like a "Z"). James II of England (zh) fell asleep in front of the space station (Ø1). He sleeps on a big petal leaf (丶), making loud "zZz" (之) sounds.
无
=
一
+
𠂇
+
乚
:
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.