Pretty much , but to elevate manners to decorum would require a somber or formal event.
Decorum can be used in sentences in this way:Nancy worried Tom would not display the proper decorum in front of her parents when she introduced him to her traditional and stern parents. Tom was carefree and wild by nature and often did not display proper decorum in social circles. He bad behavior was due to having been raised by a single mother who had no time to teach him proper manners and good decorum around others.
The name for good manners is 'Etiquette.'
Good manners declare respect, care and consideration. When practiced they have a positive effect all round and people will react favourably. Your own attitude will be respected in the community. Whatever else you may have, good manners are essential.
The same you can find in any other Western country (i.e: not eating with your hands; proper use of spoon, fork and knife).
geniality is the same as good manners with a friendly disposition
The same as if you were indoors , except you must resist the impulse to push people into the pool if there is one there .
It is good to be respectful because if you respect someone then that person should respect you the same way you did to them..... Being respectful is having good manners and treat them well and don't gossip about them
Pretty much. You either have good manners or people look on you as a lesser being. However, we hasten to add, manners differ drastically in various societies, and even among groups within societies. However, the basics tend to remain the same, because they are the rules that work.
Not at all though sometimes when met with someone else who doesn't extend the same courtesy or feels your mannerisms doesn't meet their standards however high or low, people can lose patience and begin to think learning good manners was a waste of time in this world.However, there are people who truly appreciate good manners and see it as a sign of respect and take them as one would a kind gesture. It helps to make good first impressions, and shows classiness on ones part which people tend to admire and respect.
Not necesarily, but I would try to find a church to give him the proper interaction with girls. That way he is taught manners at the same time. I am sure the boys school has classes to prepare them for this situation.
Probably the same as today
That depends on who you talk to. In general, yes, but there are many people that think that the manners they learned growing up should apply to all people, and traditional manners are different in different countries and different areas within the same country, and even in different families. So, yes, but some people will claim that basic manners compel us all to do certain things that are not commonly accepted in a certain area, because they come from a place where they are, or they think that they should be commonly accepted.