刂
=
丨
+
亅
:
Mnemonic symbol: a kitchen knife. Don Quixote (d) is showing off his special knifes in front of the aorta (ao1). One is made from a dinosaur bone (丨), and the other is made from a crowbar (亅).
岂
=
山
+
己
:
Instead of doing experiments the Queen of Hearts (qi) is idly playing with a fork (山) and a butcher's hook (己) in the space station (Ø3). The people at ground control keep asking the same question: how can this be (岂有此理)?