Thus, on the one hand, Spenser's thought is steeped in sensuous detail, so that for him there is no really abstract thinking; men, he thinks, 'should be satisfied with the use of these days, seeing all things accounted by their showes, and nothing esteemed of, that is not delightfull and pleasing to commune sense' ( Prefatory Letter). But on the other hand the details of the physical universe become translucent from the pulsing light of varied human experience which is seen behind it. His 'haunt and the main region of (his) song' is the inner life of man and it is described in the symbolism of human figures clothed in raiment iridescent with innumerable associations. His art is a development of the mediaeval.