Things I'd Never Say to a Detective: Our Last Conversation Seemed Perfectly Normal -- Oh, You Mean Our Fight on the Bridge?

Previously in this series: Things I love to say shortly before being murdered. Things I Might Say To That Prim Little Detective Who Keeps Turning Up At My Club, Country Estate, Et Cetera. Things I will not say to Lieutenant Columbo. Oh, Detective! I Hadn't Noticed You There. Please, Allow Me To Furtively Drop Something —

I realize you are merely doing yo…