Follow Wikipedia, Communication is commonly defined as "the imparting or interchange of thoughts, opinions, or information by speech, writing, or signs. An act or instance of transmitting and a process by which information is exchanged between individuals through a common system of symbols, signs, or behavior. An exchange of information.

Communication can be perceived as a two-way process in which there is an exchange and progression of thoughts, feelings or ideas towards a mutually accepted goal or direction.

Now this is good to know …. especially as for I lately have the impression that especially with one person it doesn’t work that way anymore. It must now be the third or forth time this person just ended a dialog suddenly and left. Why is that?

Years ago I would have examined that again and again.  Especially the question whether or not I could have forced this situation. Today I’m getting more and more getting aware about I’m tired about such things.  In my eyes it is simply impolitely and rude and someone shouldn’t do. What do you think?