Translation of Möglichkeit

In this email I would like to tell you what occured to me in Italy during the summer vacation last year. So, I went to Italy for four days. First I stayed in Firenze, than I decided to go to Rome.
And others are not, some of us are speaking (too) freely about it, without paying attention to what they really say. Some of us know how to restrain because we know that these feelings are malicious.
As soon as I went to bed, incredibly loud music starting playing from right beneath my room. The music was so loud that I could not fall asleep despite my jet lag and despite being extremely tired.