I think that physicists are the Peter Pans of the human race. They never grow up and they keep their curiosity. Once you are sophisticated, you know … - Howard Gardner

An a priori decision to eliminate spiritual intelligence from consideration is no more justifiable than a decision to admit it by fiat or on faith. After all, once one includes the understanding of the personal realm within a study of intelligence, such human proclivities as the spiritual must legitimately be considered. There certainly are no easy grounds for a decision, but several other intelligences deal with phenomena other than sheer physical matter. If the abstract realm of mathematics constitutes a reasonable area of intelligence (and few would challenge that judgment), why not the abstract realm of the spiritual?

all our knowledge, both of time and space, is essentially relative....Position we must evidently acknowledge to be relative, for we cannot describe the position of a body in any terms which do not express relation....There are no landmarks in space; one portion of space is exactly like every other portion....We are, as it were, on an unruffled sea.

It cannot be overstated that the emphasis on visual thinking among German-speaking scientists and engineers circa 1900 was widespread. Yet in 1905 it was Einstein who combined visual thinking with Gedanken experiments and quasiaesthetic notions with dazzling results.