Reason for students murdering classmates:

“In a society where it is legal to take the life of your preborn child or withhold food from a disabled newborn, where physician assisted suicide is becoming widely accepted, where the innocence of children is no longer protected, but instead violated by sex-ed programs beginning in kindergarten, where (these) death-ed programs have been initiated in schools across the country, including Columbine High School, why are we surprised when young people choose death over life?” 

American Life League’s youth division Why Life? Director Cathy Brown April 28, 1999