艾實

艾 = 乂 + 艹 : Albert Einstein (Ø) cut himself, so he wanted to treat his wound with wormwood (艾) and mugwort (艾) in the airplane's bathroom (ai4). He finds that he accidentally used artificial lawn (艹) instead, and much worse, it has been used by someone else before. Quickly he uses a pair of pliers (乂) to draw out the artificial lawn again to stop (艾) getting aids (艾).

实 = 头 + 宀 : Sherlock Holmes welcomes professor Skull just inside the entrance of the space station. Professor Skull has not a complete head but only a skull, and a solid understanding of solid state physics. She really is an honest person and still wears her graduation cap.