Self

Your own self is your ultimate teacher

There is no second, or higher self to search for. You are the highest self, only give up the false ideas you have about your self. Your own self is your ultimate teacher (sadguru). The outer teacher (guru) is merely a milestone. It is only your inner teacher that will walk with you to the goal, for it is the goal.

  
Sri Nisargadatta Maharaj, I AM THAT