“Common Sense”

“Common Sense”
My definition of common sense in daily lives: Things that people intuitively think or do, without being told.
Common sense in workplace: Things that people have done for years and THINK you should know it too, without being told.

[An exaggeration of the situation]
Me: Eh how to fly huh?
Colleague: (Stares at me with absolute disbelief) You mean you don’t know how to fly meh??!!
Me: ………..(duhhh)