A man walks into a drugstore with his 8-year-old son. As they pass the condom display, the curious boy asks, “What are these, Dad?” The father answers calmly, “Those are condoms, son. Men use them to have safe sex.”

“Oh, I learned about that in health class,” the boy replies, studying the shelves. He picks up a small package. “Why are there three in this one?” The dad smiles. “Those are for high school boys — one for Friday, one for Saturday, and one for Sunday.”

“Cool,” the boy says. Then he spots a larger pack. “What about this one with six?” “That’s for college men,” his dad explains. “Two for Friday, two for Saturday, and two for Sunday.”

The boy’s eyes widen. “Wow! And who uses these?” he asks, holding up a 12-pack. The father sighs deeply, a tear forming in his eye. “Those are for married men… one for January, one for February, one for March…”