In the supermarket last week, I heard a middle aged woman saying to a younger woman (probably her daughter), "You don't know your arse from your elbow." That put a smile on my face, because my Granddad used to say that to me.
There will come a time when men will go mad, and when they see someone who is not mad, they will attack him saying, “you are mad, you are not like us.” St. Anthony the Great
This one I have to try to practice often, sadly I often fail. " It is better to understand than to be understood."