Send the following on WhatsApp
Continue to ChatIt is clear to all that the animal organism is a highly complex system consisting of an almost infinite series of parts connected both with one another and, as a total complex, with the surrounding world, with which it is in a state of equilibrium. - Ivan Pavlov from https://whatsmyquote.com/quote/it-is-clear-to-all-that-the-animal-organism-is-a-highly-complex-system-consisting-of-an-almost-infinite-series