Engel's In-troduction is an effective weapon in carrying out criticisms of the decadent idealistic-metaphysical viewpoints in contemporary cosmogonical researeh.
The Tao of Laozi is the entia of the rule and the essence of the corporality world.Its basic character is materialistic.But it has some diathesis of the mentalism.
Other German philosophers also joined in the enterprise of transforming Kant's critical philosophy into a metaphysical idealism—most notably, Hegel, Schelling, and Schopenhauer.
Russell rejected the unintelligible claims of idealist metaphysicians and, inspired instead by the precision of mathematics, he developed the theory of logical atomism.
What Fichte tried to do, therefore, was to use Kant's method—stripped of the concept of the unknowable thing-in-itself—and transform Kant's critical idealism into a metaphysical idealism.