The Buddha once taught the Bhikkhus about the All:
"I will teach you the All. Listen closely. What is the All? It is eye and visible object, ear and sound, nose and scent, tongue and taste, body and feelings, mind and ideas. ...
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Along the riverbank under the trees, I discover footprints!
Even under the fragrant grass I see his prints.
Deep in remote mountains they are found.
These traces no more can be hidden than one's nose, looking heavenward.
Comment: Understanding the teaching, I see the footprints of the bull. Then I learn that, just as many utensils are made from one metal, so too are myriad entities made of the fabric of self. Unless I discriminate, how will I perceive the true from the untrue? Not yet having entered the gate, nevertheless I have discerned the path.