text:  But no one had a fuller sense than Constable that by this means pictures never can be created; that literal imitation of the details of nature is a delusion; because not only is the medium we use entirely inadequate but paint as we may with the most microscopic minuteness of detail the thousand little touches and reflexes of light and shade which soften and harmonize all things in nature are essentially evanescent and incapable of being transferred to canvass