讲师

讲 = 井 + 讠 : Inside of the anglepod Joan of Arc finds and advertising column next to a well. The advertising column says that if a coin is thrown into the well, it will state a wise and helpful truth. Joan of Arc does so and the well speaks: "it is not wise to throw coins into a well".

师 = 刂 + 帀 : Sherlock Holmes' teacher shows Sherlock one final trick in front of the space station before his training is complete. The teacher shows Sherlock how to electrify a kitchen knife using a defibrillator.