While at an amusement park, Nick explains to his son, Joey, that one needs moral flexibility in order to perform his job as a lobbyist. He then explains how to argue effectively and in a manner that results in him always being right. He demonstrates this technique in an argument with Joey in which he asserts that vanilla ice cream is the best.
Fiberglass and polymers are the main materials used to make skiis. Engineers design these skiis to create the right flexibility and rigidity required to ski according to regulation but also safely and as fast as possible.