When a boy goes to school, he has to follow the rules & regulations, but after a while he becomes accustomed to them and does not have to be taught. In other words, he learns automatically to come to school at a certain time, take his seat & study nicely: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.