A/N: Idea comes from Mastersolo. ='.'=
First day of school.
"Children," Iruka looked into the eyes of the innocent children he was about to teach. "Jutsu... is like porn."
Hinata gasped and fainted. Sasuke suddenly felt an urge to cut his wrists. Shikamaru snored away, while Choji munched on his chips. Sakura nodded and began to take notes.
"Iruka sensei," Naruto asked. "Why is jutsu like porn?"
"Well, Naruto," Iruka explained. "Both are hard to define."