The whole problem with secular morality is that it can be ignored and the person(s) doing the ignoring can even prosper from doing so.
I do not think this will happen - you might say secular morality will fail in his case.
Reconstructionist Judaism holds that contemporary Western secular morality has precedence over Jewish law and theology.
It was for this reason that Léon Cohn-Casson became such a fervent advocate of a secular morality.
The subject of secular morality has been discussed by prominent secular scholars as well as popular culture-based atheist and anti-religious writers.
On secular morality: "My standard is frankly utilitarian.
Claiming to oppose abortion out of a conscientious secular morality, Mr. Lynn writes that he "would not make exceptions in cases of pregnancy resulting from rape or incest."
I did a lot of thinking about this sinless secular morality, this optimism.
Fidelity in marriage and abstinence produce better results than the present secular European morality!
On the contrary, the simplest people of this age were driven by a vigorous secular morality as strong as any religious morality I had ever known.