This paper, in the first two sections, explains the idea and gives supporting theories from neuroscience and psychology: How such a recognizer achieves translation invariance is shown. Various compartments of such a system, e.g., pre-attentive, attentive, and associative levels, are analyzed. Difference is stressed between internal and external forms or attention, commonly confused. Saccadic system in vision, as one form of external attention, is explained.