The digestive canal represents a tube passing through the entire organism and communicating with the external world, i.e. as it were the external surface of the body, but turned inwards and thus hidden in the organism. — Ivan Pavlov Copy Share Image
You have to understand that it's a very cooperative world, not only with the environment, with but our fellow human beings. If you do not cooperate, if you do not work together to keep the entire organism going, the whole… — George Lucas Copy Share Image
