Dear Prudence I don’t see how he can take this much longer. Advice by Jenée Desmond-Harris Enter your email to receive alerts for this author. Sign in or create an account to better manage your email preferences. Unsubscribe from email alerts Are you sure you want to unsubscribe from email alerts for Jenée Desmond-Harris? July 09, 20266:00 AM Photo illustration by Slate. Photos by kieferpix/Getty Images Plus and panic_attack/iStock/Getty Images Plus. Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. Dear Prudence is Slate’s advice column. Submit questions here. Dear Prudence, We have close friends whose marriage appears to be under enormous strain, and it has led us to wonder whether there is an ethical limit to wha