Domestication of wild animals, along with the cultivation of plants useful to humans, was of great importance in the development of human society. Man-made breeds of domestic animals and varieties of cultivated plants were important new means of producing food and raw materials for the manufacture of clothing, shoes and other items. Karl Marx pointed out that tame animals, therefore already altered through labor, animals raised by man, played the main role as a means of labor at the first steps of human history.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.