To early man, trees were objects of awe and wonder. The mystery of their growth, the movement of their leaves and branches, the way they seemed to die and come again to life in spring, the sudden growth of the plant from the seed - all these appeared to be miracles as indeed they still are, miracles of nature!
There would be no idling in a co-operative workshop. Each workman, being an employer, has a spur to his own industry, and has a pecuniary reason for being watchful of the industry of his fellow workmen.