Philosophers are people who do violence, but have no army at their disposal, and so subjugate the world by locking it into a system.
As a matter of selective necessity, man is an agent. He is, in his own apprehension, a centre of unfolding impulsive activity-'teleological activity. ' He is an agent seeking in every act the accomplishment of some concrete, objective, impersonal end. By force of being such an agent, he is possessed of a taste for effective work, and a distaste for futile effort.
These various habits of thought, or habitual expressions of life, are all phases of the single life sequence of the individual; therefore a habit formed in response to a given stimulus will necessarily affect the character of the response made to other stimuli. A modification of human nature at any one point is a modification of human nature as a whole.