The cost of the problems it solves are paid for by the new ones it creates.
Madness string 24249
Every act of perception is to some degree an act of creation, and every act of memory is to some degree an act of imagination.
A pizza dream is when you have a dream because you're only just asleep/awake because your stomach is trying to digest cheese. I get them from select meatballs. Indigestion-fuelled dreams, basically.