Other causes have been at work modifying the Quaker society.
This proved impracticable, but the frequent conferences Cranmer had with the theologians composing the embassy had doubtless a great influence in modifying his views.
Later on he develops the materialistic view of Epicurus, only modifying it so far as to conceive of matter as finite.
Since that period the population has in the main been Teutonic; and the French conquests of the 17th century, while modifying this element, still left it predominant.
Instinctive behaviour thus depends solely on how the nervous system has been built through heredity; while intelligent behaviour depends also on those characters of the nervous system which have been acquired under the modifying influence of individual relation to the environment.