the parable of the bee and the architect

have some marxy:

a bee puts to shame many an architect in the construction of her cells. but what distinguishes the worst architect from the best of bees is that the architect builds the cell in his mind before he constructs it in wax. at the end of every labor process, a result emerges which has already been concieved by the worker at the beginning, hence aready existed ideally. man not only effects a change of form in the materials of nature; he also realises his own purpose in those materials...

from capital