細思極恐

细 = 田 + 纟 : Marie Curie inspects her farm in the space station's bathroom. She set up a field where innocent silk worms have to die only for the production of fine and slender silk threads.

思 = 心 + 田 : Socrates is feeling blue in front of the space station. He's thinking of burying his heart under a field. When he finishes, he realizes that he has created some kind of small planet, with his heart at the center.

极 = 及 + 木 : As Joan of Arc (ji) and Yuwen Huaji (及) pass over the north pole (及) at Christmas just inside the space station's entrance (Ø2) they decide to celebrate this moment by having a little contest. Between them there is a rather large Christmas tree (木) and they decide that whoever climbs to its top (极) first is the winner.

恐 = 巩 + 心 : A terrorist (恐) is harassing Karl Koala (ku) inside of the engine ((e)ng3). The terrorists frightens (恐) Karl so much that his heart (心) jumps out of his body. The terrorist then quickly grabs Karl's heart and uses a padlock (巩) to lock it away to blackmail Karl.