Originally Posted by CaptJackSparrow

I commend you for doing that to a degree however, we aren’t check airmen and it isn’t our job to do it. If it was then we would all have an extra fed ride and be qualified to teach, but we aren’t. When a line captain starts teaching in the cockpit unprovoked, it will come across as an insult in most cases. Chances are, this is exactly why those guys roll their eyes. You’re basically telling them that you automatically assume/believe they have no knowledge of anything and are weak.