, before Socrates and Plato were appeared in the world, there were few philosophers who invented ... , the first principle of all things was developed by these philosophers. After Socrates and Plato were ... alread and developed study of Man and ethics. Socrates, as a pioneer of paradigm shift, invented a
principle to protect the nation people from dictatorship in politics and economic."The Young person, Go ... ". New inventions like typewriters, phones, pictures and light bulbs were increased sharply. Coal