Spinoza defines God in the Part I of Ethics as the efficient immanent cause of all things and not transitive, a necessary being, infinite and eternal for the cause. God is the cause of himself and involves in its essence the existence and at the same time is the efficient cause not only of the existence of things but also of their essence. So any effect that follows in nature has a determinate cause, in the nature of things nothing is given of contingent, everything is determined by the necessity of the divine nature to exist and to operate of certain way. Yet there is no purpose for the individual to do what he does. Perhaps Spinoza’s most striking criticism is to deny the purpose in nature and refute those who uncover its purpose. Therefo...