I've seen enough cases stemming from infidelity to know that marriage will not protect you from the most determined of suitors.

[ Sherlock can't help but to be reminded of Mr. Barnes trying to court Mrs. Flemming and failing spectacularly until the man finally talked to her about his intentions. The myriad of obtuse ways Mr. Barnes tried to gain her attention was completely unnecessary. Sherlock may have no interest in navigating the ways of the finer sex, but he's fairly certain most of them cannot read minds. ]

Miss, do you intend to court Mr. Altway in earnest, or do you wish simply to offer him a flower?

[ Someone needs to talk calmly, and that person seems to be Sherlock. ]