The obvious effect of frivolous divorce will be frivolous marriage. If people can be separated for no reason they will feel it all the easier to be united for no reason.
It is a pity he did not write in pencil. As you have no doubt frequently observed, the impression usually goes through -- a fact which has dissolved many a happy marriage.
For anyone going through a divorce or any other painful challenge, the first and most important recommendation I can make is to find some kind of spiritual and emotional support.