Most days I do not think too much about it. But yesterday I became very aware of how many words I use. That is not surprising, since I am still teaching. And certainly we know that teaching entrails speaking, even though I never lecture to the students. I could lecture, but that would prove nothing except that I could talk all the time. If I am talking all the time, how could I know whether they are learning anything? I do not spend every waking hour talking. In fact I am essentially an introvert. So I enjoy time by myself. Solitude has never been a problem, especially since I have been an adult. As a teenager, I am sure too much time by myself caused some anxiety. But teenagers are anxious as a matter of course! So I was probably no crazier than any other teenager. I am cu...