He entered the church, now, with a swarm of clean and noisy boys and girls, proceeded to his seat and started a quarrel with the first boy that came handy. The teacher, a grave, elderly man, interfered; then turned his back a moment and Tom pulled a boy's hair in the next bench, and was absorbed in his book when the boy turned around; stuck a pin in another boy, presently, in order to hear him say "Ouch!" and got a new reprimand from his teacher.