Man, I am terrible at compiling lists of GM Resolutions, I left off my renewed effort at NPC voices and came to realize today that I also left off my Insight/Detect Lie resolution. To whit, I am done allowing Insight/Sense motive checks to tell when an NPC is lying...
Now, this has been a pet peeve of mine for quite a while, but this year I'm putting my foot down and no longer allow players to declare "Is [NPC] telling the truth? I'm rolling Insight". But, but Zack! You cry, the D&D 5e Player's Manual allows it... and, sure I guess you could read it like that... here it is... the description of the Insight skill (which replaced earlier editions equally terrible "Sense Motive")...
Insight. Your Wisdom (Insight) check decides whether you can determine the true intentions of a creature, such as when searching out a lie or predicting someone’s next move. Doing so involves gleaning clues from body language, speech habits, and changes in mannerisms.It's right there "true intentions of a creature... searching out a lie..." to which I say, hooey... HOOEY! Continue reading or skip right to the TL;DR
