Having multiple groups reject your paper and not being able to publish your paper is not a good sign. <a href="http://human-brain.org/brain-symbols-index.html" rel="nofollow">http://human-brain.org/brain-symbols-index.html</a>
this can be easily argued by looking at the demos of stochastic ANNs used for various perception tasks. for example: <a href="http://www.youtube.com/watch?v=0LTG64s6Xuc" rel="nofollow">http://www.youtube.com/watch?v=0LTG64s6Xuc</a>
patterns of characters images that emerge during simulations can be thought of as symbols