arrow / dart / straight / to vow / to swear / old variant of 屎[shi3]
矢
=
𠂉
+
大
:
Sherlock Holmes and the robot are playing darts in the space station. Sherlock Holmes is a sore loser and thus programmed the robot to throw keys instead of real darts.
志
=
士
+
心
:
Mnemonic symbol: a sticky note. James II of England (zh) writes down his poems on sticky notes (志) in the space station's bathroom (Ø4). As he reads them to the bachelor (士), the bachelor is really moved by James II of England's ambitions (志) and wants to give James II of England his heart (心).