The purpose of a sentinel is to create harmony and to help others maintain an intimate relationship with the universe. This of course is not for everyone.
Each circumstance strengthens our intelligence, we can recognize the distortions of language and misconceptions, takes responsibility, a sentinel is eloquent and commits sensible long lasting decisions.
How to get started?
It is my experience that we carry the urgent desire to live the adventure that recovering the origins of our conceptual minds entails. This desire rises in reply to a felt sense of the urgency and histories of our present situations, and their basis in our unexpectedly remedial understanding of the actual natures of language, our cognitive evolution... and that which we refer to as knowledge.