Literature
Underpromotion of the Queen
Envy, although many creatures attempt to avoid feeling it, in the course of evolution there always will be something better then what was at the time known as the best. Those who have it all will want more. There also is Pride, which is also obtained you when you have the best, the self confidence that assures you that the level you have reached will remain there as long as you are willing to defend it, no matter how wrong it may be. These two are a part of the seven deadly sins, but you don't need all seven to make a moment of weakness more deadly then it would need to be.
There ain't no such thing as a free lunch.
Julie, the heroine of ou