Page:The Science of History and the Hope of Mankind.djvu/79



international actions and reactions assume different aspects in different times and thus give rise to different nationalities of the human race and different types of national characteristics. In the third place, the manifestations of life that give rise to various national types and different national characteristics are always varying both in form and spirit according to the varying conditions of the world; so that so long as man will be able to adapt his movements to the varying circumstances of the environment, there is no need of despair for the progress of humanity.