The returning soldiers did not feel tempted to rag about, break windows, get drunk, or have tussles with the police and races with the proctors’ “bulldogs”, as in the old days.
Tolkien was a student “in the old days.” I don’t know how much he may have indulged in the above, except that we know of one evening he stole a public bus and joy-rided it around Oxford, giving free rides to other students.
But then I guess by a few years into the 20’s, all those sobered up vets were graduated, and it was back to the happy go lucky world of Wodehouse? I mean, where would Bertie have been without Boat Race Night?