Doonesbury by Garry Trudeau for June 14, 1971
Transcript:
B.D. (writing): Dear Mom and Dad; Here I am in my second day of ROTC summer camp, and I love it. Dad; I am learning to be a man. Already they've taught us 15 ways to destroy...I've learned how to shoot, lacerate, knife, blow up, detonate, and liquidate. Mom; thanks for the brownies.