How does Sully's viewpoint on children change over the course of the film in the motion picture, Monsters, Inc.?

In the beginning, Sulley, like all the other monsters, believes that children are evil and can destroy monster life. After meeting Boo, Sulley realizes that this lie has been formed by Mr. Waternoose or someone else and that children really are safe to be around. Sulley even comes to love Boo.