Sleeping on the couch not ideal for long/every `session` .... so in a passive way , get a really good set of ear plugs/muffs, some greats ones block off every sound, you would have an idea of when they are to be used..... another more agressive, subtle way would be to.....bringup the topic casually by like` Hey im doing a study on the Sounds Made by Mammals when Mating, I wonder could I keep a micrphn in your room Have you seen the latest Non-Spring Foam Suspension Noiseless beds with a 50% disc at IKEA! It maybe too forthright/lame, and I guess I never spoke abt such stuff with my parents but its a way to bring up the topic without being like ` Mom & Dad please reduce pressure on the sofa, it sounds like its taking a beating from the both of you.......who knows instead of being totally embarassed, you``ll may have a good laugh .
Tell your family doctor as soon as possible, unless you are an abstainer from gynaecological medicine, like me last month of 37, if not tell your priest, rabbi, or imám, unless you cannot do more penitences for masturbation ,but these in Catholicism are mainly of prayer, and ignored in Judaism and Islam, or else ask your area social assistant.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.