Take the following as truth: Of course, it is always possible that an unbalanced individual will misunderstand something in a crazy way, as John Hinckley did with Taxi Driver . But you can't protect yourself against the criminally insane by cutting off their sources of possible inspiration, which are limitless.
Then the following statement: "There are many who would contend that there is no way to predict the actions of the criminally insane." is true, false, or inconclusive?