I discovered a very well organized overview of Native American Indian Tradition Code of Ethics on the website of Sakoieta' Widrick. You can see the complete list by clicking on the link above. I printed out the page and put it up on the wall in my office, but the one item on the list that spoke to me today was:
"Listen to and follow the guidance given to your heart. Expect guidance to come in many forms; in prayer, in dreams, in times of quiet solitude, and in the words and deeds of wise Elders and friends.