The document discusses several recent motiveless crimes including rampages at Uijeongbu Station and Yeouido in August 2012 where several people were injured, as well as the Aurora Shooting in July 2012 where 12 people were killed and 58 injured. It notes that the motives for such unpredictable and random acts of violence can include illness, dissatisfaction, or indifference. It concludes by raising questions around how to prevent future dangerous incidents and promoting overall welfare and care from society.