"It is important that we know where we come from, because if you do not know where you come from, then you don't know where you are, and if you don't know where you are, then you don't know where you're going. And if you don't know where you're going, you're probably going wrong."
Thanks to years of poor history teachers, I grew up thinking that history was boring and stupid. Silly, really, when I also loved the stories of my grandparents - which was real history, unlike the dried-and-desiccated leftovers in the textbooks.
History really is fascinating -- as well as terribly useful. Much of what we deplore (left and right!) in this country today is a result of our ignorance of our own history and our Constitution.
Read them. Study them. Study particularly the REASONS behind the choices the Framers made when they wrote the document, and how they arrived at their choices. It is astounding.