It also comes from a lapse in attention. Thus, a stern father may at times forget himself and join in some prank his child is playing, only to check himself at once in order to correct it.
Laughter is, above all, a corrective. Being intended to humiliate, it must make a painful impression on the person against whom it is directed. By laughter, society avenges itself for the liberties taken with it. It would fail in its object if it bore the stamp of sympathy or kindness.
Shall we be told that the motive, at all events, may be a good one, that we often punish because we love, and that laughter, by checking the outer manifestations of certain failings, thus causes the person laughed at to correct these failings and thereby improve himself inwardly?
Much might be said on this point. As a general rule, and speaking roughly, laughter doubtless exercises a useful function. Indeed, the whole of our analysis points to this fact. But it does not therefore follow that laughter always hits the mark or is invariably inspired by sentiments of kindness or even of justice.
To be certain of always hitting the mark, it
